diff --git a/kinds/preferences/preferences_kind.cue b/kinds/preferences/preferences_kind.cue
index 2a6c43c5de3..1cbd78185db 100644
--- a/kinds/preferences/preferences_kind.cue
+++ b/kinds/preferences/preferences_kind.cue
@@ -28,7 +28,7 @@ lineage: schemas: [{
 			language?: string
 
 			// Selected locale (beta)
-			locale?: string
+			regionalFormat?: string
 
 			// Explore query history preferences
 			queryHistory?: #QueryHistoryPreference
diff --git a/packages/grafana-data/src/types/config.ts b/packages/grafana-data/src/types/config.ts
index a52d60c7e27..4c9e91e5c95 100644
--- a/packages/grafana-data/src/types/config.ts
+++ b/packages/grafana-data/src/types/config.ts
@@ -129,7 +129,7 @@ export interface CurrentUserDTO {
   gravatarUrl: string;
   timezone: string;
   weekStart: string;
-  locale: string;
+  regionalFormat: string;
   language: string;
   permissions?: Record<string, boolean>;
   analytics: AnalyticsSettings;
@@ -251,7 +251,7 @@ export interface GrafanaConfig {
    * Grafana's supported language.
    */
   language: string | undefined;
-  locale: string;
+  regionalFormat: string;
 }
 
 export interface SqlConnectionLimits {
diff --git a/packages/grafana-runtime/src/config.ts b/packages/grafana-runtime/src/config.ts
index 50e7ced3448..ace5b34c6b4 100644
--- a/packages/grafana-runtime/src/config.ts
+++ b/packages/grafana-runtime/src/config.ts
@@ -213,10 +213,10 @@ export class GrafanaBootConfig implements GrafanaConfig {
   language: string | undefined;
 
   /**
-   * Locale used in Grafana's UI. Default to 'es-US' in the backend and overwritten when the user select a different one in SharedPreferences.
-   * This is the locale that is used for date formatting and other locale-specific features.
+   * regionalFormat used in Grafana's UI. Default to 'es-US' in the backend and overwritten when the user select a different one in SharedPreferences.
+   * This is the regionalFormat that is used for date formatting and other locale-specific features.
    */
-  locale: string;
+  regionalFormat: string;
 
   constructor(options: GrafanaBootConfig) {
     this.bootData = options.bootData;
@@ -253,8 +253,7 @@ export class GrafanaBootConfig implements GrafanaConfig {
     this.theme2 = getThemeById(this.bootData.user.theme);
     this.bootData.user.lightTheme = this.theme2.isLight;
     this.theme = this.theme2.v1;
-
-    this.locale = options.bootData.user.locale;
+    this.regionalFormat = options.bootData.user.regionalFormat;
   }
   geomapDefaultBaseLayer?: MapLayerOptions<any> | undefined;
   listDashboardScopesEndpoint?: string | undefined;
diff --git a/packages/grafana-schema/src/raw/preferences/x/preferences_types.gen.ts b/packages/grafana-schema/src/raw/preferences/x/preferences_types.gen.ts
index b12574af87a..3739aa1fb22 100644
--- a/packages/grafana-schema/src/raw/preferences/x/preferences_types.gen.ts
+++ b/packages/grafana-schema/src/raw/preferences/x/preferences_types.gen.ts
@@ -46,10 +46,6 @@ export interface Preferences {
    * Selected language (beta)
    */
   language?: string;
-  /**
-   * Selected locale (beta)
-   */
-  locale?: string;
   /**
    * Navigation preferences
    */
@@ -58,6 +54,10 @@ export interface Preferences {
    * Explore query history preferences
    */
   queryHistory?: QueryHistoryPreference;
+  /**
+   * Selected locale (beta)
+   */
+  regionalFormat?: string;
   /**
    * light, dark, empty is default
    */
diff --git a/pkg/api/dtos/models.go b/pkg/api/dtos/models.go
index 60a0d05335e..7f757c076fd 100644
--- a/pkg/api/dtos/models.go
+++ b/pkg/api/dtos/models.go
@@ -45,6 +45,7 @@ type CurrentUser struct {
 	Timezone                   string             `json:"timezone"`
 	WeekStart                  string             `json:"weekStart"`
 	Locale                     string             `json:"locale"`
+	RegionalFormat             string             `json:"regionalFormat"`
 	Language                   string             `json:"language"`
 	HelpFlags1                 user.HelpFlags1    `json:"helpFlags1"`
 	HasEditPermissionInFolders bool               `json:"hasEditPermissionInFolders"`
diff --git a/pkg/api/dtos/prefs.go b/pkg/api/dtos/prefs.go
index f26302bd16d..cc7da29b550 100644
--- a/pkg/api/dtos/prefs.go
+++ b/pkg/api/dtos/prefs.go
@@ -14,13 +14,13 @@ type UpdatePrefsCmd struct {
 	HomeDashboardID  int64   `json:"homeDashboardId"`
 	HomeDashboardUID *string `json:"homeDashboardUID,omitempty"`
 	// Enum: utc,browser
-	Timezone     string                       `json:"timezone"`
-	WeekStart    string                       `json:"weekStart"`
-	QueryHistory *pref.QueryHistoryPreference `json:"queryHistory,omitempty"`
-	Language     string                       `json:"language"`
-	Locale       string                       `json:"locale"`
-	Cookies      []pref.CookieType            `json:"cookies,omitempty"`
-	Navbar       *pref.NavbarPreference       `json:"navbar,omitempty"`
+	Timezone       string                       `json:"timezone"`
+	WeekStart      string                       `json:"weekStart"`
+	QueryHistory   *pref.QueryHistoryPreference `json:"queryHistory,omitempty"`
+	Language       string                       `json:"language"`
+	RegionalFormat string                       `json:"regionalFormat"`
+	Cookies        []pref.CookieType            `json:"cookies,omitempty"`
+	Navbar         *pref.NavbarPreference       `json:"navbar,omitempty"`
 }
 
 // swagger:model
@@ -35,7 +35,7 @@ type PatchPrefsCmd struct {
 	Timezone         *string                      `json:"timezone,omitempty"`
 	WeekStart        *string                      `json:"weekStart,omitempty"`
 	Language         *string                      `json:"language,omitempty"`
-	Locale           *string                      `json:"locale,omitempty"`
+	RegionalFormat   *string                      `json:"regionalFormat,omitempty"`
 	QueryHistory     *pref.QueryHistoryPreference `json:"queryHistory,omitempty"`
 	HomeDashboardUID *string                      `json:"homeDashboardUID,omitempty"`
 	Cookies          []pref.CookieType            `json:"cookies,omitempty"`
diff --git a/pkg/api/index.go b/pkg/api/index.go
index 02bfc451c5a..19db36d3217 100644
--- a/pkg/api/index.go
+++ b/pkg/api/index.go
@@ -24,21 +24,21 @@ import (
 )
 
 type URLPrefs struct {
-	Language string
-	Locale   string
-	Theme    string
+	Language       string
+	RegionalFormat string
+	Theme          string
 }
 
 // URL prefs take precedence over any saved user preferences
 func getURLPrefs(c *contextmodel.ReqContext) URLPrefs {
 	language := c.Query("lang")
 	theme := c.Query("theme")
-	locale := c.Query("locale")
+	regionalFormat := c.Query("regionalFormat")
 
 	return URLPrefs{
-		Language: language,
-		Locale:   locale,
-		Theme:    theme,
+		Language:       language,
+		RegionalFormat: regionalFormat,
+		Theme:          theme,
 	}
 }
 
@@ -70,7 +70,8 @@ func (hs *HTTPServer) setIndexViewData(c *contextmodel.ReqContext) (*dtos.IndexV
 	// translating words in the interface
 	acceptLangHeader := c.Req.Header.Get("Accept-Language")
 	locale := "en-US" // default to en formatting, but use the accept-lang header or user's preference
-	language := ""    // frontend will set the default language
+	var regionalFormat string
+	language := "" // frontend will set the default language
 	urlPrefs := getURLPrefs(c)
 
 	if urlPrefs.Language != "" {
@@ -85,11 +86,11 @@ func (hs *HTTPServer) setIndexViewData(c *contextmodel.ReqContext) (*dtos.IndexV
 	}
 
 	if hs.Features.IsEnabled(c.Req.Context(), featuremgmt.FlagLocaleFormatPreference) {
-		locale = "en" // default to "en", not "en-US", matching the locale code
-		if urlPrefs.Locale != "" {
-			locale = urlPrefs.Locale
-		} else if prefs.JSONData.Locale != "" {
-			locale = prefs.JSONData.Locale
+		regionalFormat = "en" // default to "en", not "en-US", matching the regionalFormat code
+		if urlPrefs.RegionalFormat != "" {
+			regionalFormat = urlPrefs.RegionalFormat
+		} else if prefs.JSONData.RegionalFormat != "" {
+			regionalFormat = prefs.JSONData.RegionalFormat
 		}
 	}
 
@@ -140,7 +141,8 @@ func (hs *HTTPServer) setIndexViewData(c *contextmodel.ReqContext) (*dtos.IndexV
 			LightTheme:                 theme.Type == "light",
 			Timezone:                   prefs.Timezone,
 			WeekStart:                  weekStart,
-			Locale:                     locale,
+			Locale:                     locale, // << will be removed in favor of RegionalFormat
+			RegionalFormat:             regionalFormat,
 			Language:                   language,
 			HelpFlags1:                 c.HelpFlags1,
 			HasEditPermissionInFolders: hasEditPerm,
diff --git a/pkg/api/preferences.go b/pkg/api/preferences.go
index 0dbc6e42860..c9798e9a767 100644
--- a/pkg/api/preferences.go
+++ b/pkg/api/preferences.go
@@ -172,7 +172,7 @@ func (hs *HTTPServer) patchPreferencesFor(ctx context.Context, orgID, userID, te
 		HomeDashboardID:   dtoCmd.HomeDashboardID, // nolint:staticcheck
 		HomeDashboardUID:  dtoCmd.HomeDashboardUID,
 		Language:          dtoCmd.Language,
-		Locale:            dtoCmd.Locale,
+		RegionalFormat:    dtoCmd.RegionalFormat,
 		QueryHistory:      dtoCmd.QueryHistory,
 		CookiePreferences: dtoCmd.Cookies,
 		Navbar:            dtoCmd.Navbar,
diff --git a/pkg/kinds/preferences/preferences_spec_gen.go b/pkg/kinds/preferences/preferences_spec_gen.go
index 4544b77da6e..a2e07f7469d 100644
--- a/pkg/kinds/preferences/preferences_spec_gen.go
+++ b/pkg/kinds/preferences/preferences_spec_gen.go
@@ -26,7 +26,7 @@ type Spec struct {
 	// Selected language (beta)
 	Language *string `json:"language,omitempty"`
 	// Selected locale (beta)
-	Locale *string `json:"locale,omitempty"`
+	RegionalFormat *string `json:"regionalFormat,omitempty"`
 	// Explore query history preferences
 	QueryHistory *QueryHistoryPreference `json:"queryHistory,omitempty"`
 	// Cookie preferences
diff --git a/pkg/services/preference/model.go b/pkg/services/preference/model.go
index 4d575c8ca1b..edcde2f9fb2 100644
--- a/pkg/services/preference/model.go
+++ b/pkg/services/preference/model.go
@@ -68,7 +68,7 @@ type SavePreferenceCommand struct {
 	WeekStart         string                  `json:"weekStart,omitempty"`
 	Theme             string                  `json:"theme,omitempty"`
 	Language          string                  `json:"language,omitempty"`
-	Locale            string                  `json:"locale,omitempty"`
+	RegionalFormat    string                  `json:"regionalFormat,omitempty"`
 	QueryHistory      *QueryHistoryPreference `json:"queryHistory,omitempty"`
 	CookiePreferences []CookieType            `json:"cookiePreferences,omitempty"`
 	Navbar            *NavbarPreference       `json:"navbar,omitempty"`
@@ -86,7 +86,7 @@ type PatchPreferenceCommand struct {
 	WeekStart         *string                 `json:"weekStart,omitempty"`
 	Theme             *string                 `json:"theme,omitempty"`
 	Language          *string                 `json:"language,omitempty"`
-	Locale            *string                 `json:"locale,omitempty"`
+	RegionalFormat    *string                 `json:"regionalFormat,omitempty"`
 	QueryHistory      *QueryHistoryPreference `json:"queryHistory,omitempty"`
 	CookiePreferences []CookieType            `json:"cookiePreferences,omitempty"`
 	Navbar            *NavbarPreference       `json:"navbar,omitempty"`
@@ -94,7 +94,7 @@ type PatchPreferenceCommand struct {
 
 type PreferenceJSONData struct {
 	Language          string                 `json:"language"`
-	Locale            string                 `json:"locale"`
+	RegionalFormat    string                 `json:"regionalFormat"`
 	QueryHistory      QueryHistoryPreference `json:"queryHistory"`
 	CookiePreferences map[string]struct{}    `json:"cookiePreferences"`
 	Navbar            NavbarPreference       `json:"navbar"`
diff --git a/pkg/services/preference/prefapi/api.go b/pkg/services/preference/prefapi/api.go
index 502bc33a3e9..e8f9a456873 100644
--- a/pkg/services/preference/prefapi/api.go
+++ b/pkg/services/preference/prefapi/api.go
@@ -62,7 +62,7 @@ func UpdatePreferencesFor(ctx context.Context,
 	}
 
 	if features.IsEnabled(ctx, featuremgmt.FlagLocaleFormatPreference) {
-		saveCmd.Locale = dtoCmd.Locale
+		saveCmd.RegionalFormat = dtoCmd.RegionalFormat
 	}
 
 	if err := preferenceService.Save(ctx, &saveCmd); err != nil {
@@ -102,8 +102,8 @@ func GetPreferencesFor(ctx context.Context,
 		}
 
 		if features.IsEnabled(ctx, featuremgmt.FlagLocaleFormatPreference) {
-			if preference.JSONData.Locale != "" {
-				dto.Locale = &preference.JSONData.Locale
+			if preference.JSONData.RegionalFormat != "" {
+				dto.RegionalFormat = &preference.JSONData.RegionalFormat
 			}
 		}
 
diff --git a/pkg/services/preference/prefimpl/pref.go b/pkg/services/preference/prefimpl/pref.go
index b73e3057f55..392f0617048 100644
--- a/pkg/services/preference/prefimpl/pref.go
+++ b/pkg/services/preference/prefimpl/pref.go
@@ -72,8 +72,8 @@ func (s *Service) GetWithDefaults(ctx context.Context, query *pref.GetPreference
 				res.JSONData.Language = p.JSONData.Language
 			}
 
-			if p.JSONData.Locale != "" {
-				res.JSONData.Locale = p.JSONData.Locale
+			if p.JSONData.RegionalFormat != "" {
+				res.JSONData.RegionalFormat = p.JSONData.RegionalFormat
 			}
 
 			if p.JSONData.QueryHistory.HomeTab != "" {
@@ -192,11 +192,11 @@ func (s *Service) Patch(ctx context.Context, cmd *pref.PatchPreferenceCommand) e
 		preference.JSONData.Language = *cmd.Language
 	}
 
-	if cmd.Locale != nil {
+	if cmd.RegionalFormat != nil {
 		if preference.JSONData == nil {
 			preference.JSONData = &pref.PreferenceJSONData{}
 		}
-		preference.JSONData.Locale = *cmd.Locale
+		preference.JSONData.RegionalFormat = *cmd.RegionalFormat
 	}
 
 	if cmd.Navbar != nil && cmd.Navbar.BookmarkUrls != nil {
@@ -296,8 +296,8 @@ func parseCookiePreferences(prefs []pref.CookieType) (map[string]struct{}, error
 
 func preferenceData(cmd *pref.SavePreferenceCommand) (*pref.PreferenceJSONData, error) {
 	jsonData := &pref.PreferenceJSONData{
-		Language: cmd.Language,
-		Locale:   cmd.Locale,
+		Language:       cmd.Language,
+		RegionalFormat: cmd.RegionalFormat,
 	}
 	if cmd.Navbar != nil {
 		jsonData.Navbar = *cmd.Navbar
diff --git a/pkg/services/preference/prefimpl/pref_test.go b/pkg/services/preference/prefimpl/pref_test.go
index 47c174fd453..08f0aacc508 100644
--- a/pkg/services/preference/prefimpl/pref_test.go
+++ b/pkg/services/preference/prefimpl/pref_test.go
@@ -94,8 +94,8 @@ func TestGetWithDefaults_withUserAndOrgPrefs(t *testing.T) {
 			WeekStart:        &weekStartOne,
 			HomeDashboardUID: "test-uid",
 			JSONData: &pref.PreferenceJSONData{
-				Language: "en-GB",
-				Locale:   "en",
+				Language:       "en-GB",
+				RegionalFormat: "en",
 			},
 		},
 		pref.Preference{
@@ -107,8 +107,8 @@ func TestGetWithDefaults_withUserAndOrgPrefs(t *testing.T) {
 			Timezone:         "browser",
 			WeekStart:        &weekStartTwo,
 			JSONData: &pref.PreferenceJSONData{
-				Language: "en-AU",
-				Locale:   "es",
+				Language:       "en-AU",
+				RegionalFormat: "es",
 			},
 		},
 	)
@@ -124,8 +124,8 @@ func TestGetWithDefaults_withUserAndOrgPrefs(t *testing.T) {
 			HomeDashboardID:  4, // nolint:staticcheck
 			HomeDashboardUID: "test-uid4",
 			JSONData: &pref.PreferenceJSONData{
-				Language: "en-AU",
-				Locale:   "es",
+				Language:       "en-AU",
+				RegionalFormat: "es",
 			},
 		}
 		if diff := cmp.Diff(expected, preference); diff != "" {
@@ -145,8 +145,8 @@ func TestGetWithDefaults_withUserAndOrgPrefs(t *testing.T) {
 			HomeDashboardID:  1, // nolint:staticcheck
 			HomeDashboardUID: "test-uid",
 			JSONData: &pref.PreferenceJSONData{
-				Language: "en-GB",
-				Locale:   "en",
+				Language:       "en-GB",
+				RegionalFormat: "en",
 			},
 		}
 		if diff := cmp.Diff(expected, preference); diff != "" {
@@ -168,7 +168,7 @@ func TestGetDefaults_JSONData(t *testing.T) {
 		Language: "en-GB",
 	}
 	orgPreferencesWithLocaleJsonData := pref.PreferenceJSONData{
-		Locale: "en",
+		RegionalFormat: "en",
 	}
 	team2PreferencesJsonData := pref.PreferenceJSONData{}
 	team1PreferencesJsonData := pref.PreferenceJSONData{}
@@ -254,8 +254,8 @@ func TestGetDefaults_JSONData(t *testing.T) {
 		require.Equal(t, &pref.Preference{
 			WeekStart: &weekStart,
 			JSONData: &pref.PreferenceJSONData{
-				Locale:       "en",
-				QueryHistory: queryPreference,
+				RegionalFormat: "en",
+				QueryHistory:   queryPreference,
 			},
 		}, preference)
 	})
diff --git a/public/api-merged.json b/public/api-merged.json
index 8ec57956afe..669e5b2afdf 100644
--- a/public/api-merged.json
+++ b/public/api-merged.json
@@ -18052,15 +18052,15 @@
         "language": {
           "type": "string"
         },
-        "locale": {
-          "type": "string"
-        },
         "navbar": {
           "$ref": "#/definitions/NavbarPreference"
         },
         "queryHistory": {
           "$ref": "#/definitions/QueryHistoryPreference"
         },
+        "regionalFormat": {
+          "type": "string"
+        },
         "theme": {
           "type": "string",
           "enum": [
@@ -18680,16 +18680,16 @@
           "description": "Selected language (beta)",
           "type": "string"
         },
-        "locale": {
-          "description": "Selected locale (beta)",
-          "type": "string"
-        },
         "navbar": {
           "$ref": "#/definitions/NavbarPreference"
         },
         "queryHistory": {
           "$ref": "#/definitions/QueryHistoryPreference"
         },
+        "regionalFormat": {
+          "description": "Selected locale (beta)",
+          "type": "string"
+        },
         "theme": {
           "description": "light, dark, empty is default",
           "type": "string"
@@ -22296,15 +22296,15 @@
         "language": {
           "type": "string"
         },
-        "locale": {
-          "type": "string"
-        },
         "navbar": {
           "$ref": "#/definitions/NavbarPreference"
         },
         "queryHistory": {
           "$ref": "#/definitions/QueryHistoryPreference"
         },
+        "regionalFormat": {
+          "type": "string"
+        },
         "theme": {
           "type": "string",
           "enum": [
diff --git a/public/app/app.ts b/public/app/app.ts
index 2055090732b..d934fda7305 100644
--- a/public/app/app.ts
+++ b/public/app/app.ts
@@ -127,7 +127,7 @@ export class GrafanaApp {
       // Let iframe container know grafana has started loading
       window.parent.postMessage('GrafanaAppInit', '*');
       const regionalFormat = config.featureToggles.localeFormatPreference
-        ? config.locale
+        ? config.regionalFormat
         : config.bootData.user.language;
 
       const initI18nPromise = initializeI18n(
@@ -149,7 +149,7 @@ export class GrafanaApp {
       // This needs to be done after the `initEchoSrv` since it is being used under the hood.
       startMeasure('frontend_app_init');
 
-      setLocale(config.locale);
+      setLocale(config.regionalFormat);
       setWeekStart(config.bootData.user.weekStart);
       setPanelRenderer(PanelRenderer);
       setPluginPage(PluginPage);
diff --git a/public/app/core/components/SharedPreferences/SharedPreferences.tsx b/public/app/core/components/SharedPreferences/SharedPreferences.tsx
index eea751633ca..81feb53b398 100644
--- a/public/app/core/components/SharedPreferences/SharedPreferences.tsx
+++ b/public/app/core/components/SharedPreferences/SharedPreferences.tsx
@@ -68,7 +68,7 @@ function getLanguageOptions(): ComboboxOption[] {
   return options;
 }
 
-function getLocaleOptions(): ComboboxOption[] {
+function getRegionalFormatOptions(): ComboboxOption[] {
   const localeOptions = LOCALES.map((v) => ({
     value: v.code,
     label: v.name,
@@ -90,7 +90,7 @@ export class SharedPreferences extends PureComponent<Props, State> {
   service: PreferencesService;
   themeOptions: ComboboxOption[];
   languageOptions: ComboboxOption[];
-  localeOptions: ComboboxOption[];
+  regionalFormatOptions: ComboboxOption[];
 
   constructor(props: Props) {
     super(props);
@@ -103,7 +103,7 @@ export class SharedPreferences extends PureComponent<Props, State> {
       timezone: '',
       weekStart: '',
       language: '',
-      locale: '',
+      regionalFormat: '',
       queryHistory: { homeTab: '' },
       navbar: { bookmarkUrls: [] },
     };
@@ -118,7 +118,7 @@ export class SharedPreferences extends PureComponent<Props, State> {
       group: theme.isExtra ? t('shared-preferences.theme.experimental', 'Experimental') : undefined,
     }));
     this.languageOptions = getLanguageOptions();
-    this.localeOptions = getLocaleOptions();
+    this.regionalFormatOptions = getRegionalFormatOptions();
 
     // Add default option
     this.themeOptions.unshift({ value: '', label: t('shared-preferences.theme.default-label', 'Default') });
@@ -137,7 +137,7 @@ export class SharedPreferences extends PureComponent<Props, State> {
       timezone: prefs.timezone,
       weekStart: prefs.weekStart,
       language: prefs.language,
-      locale: prefs.locale,
+      regionalFormat: prefs.regionalFormat,
       queryHistory: prefs.queryHistory,
       navbar: prefs.navbar,
     });
@@ -148,7 +148,8 @@ export class SharedPreferences extends PureComponent<Props, State> {
     const confirmationResult = this.props.onConfirm ? await this.props.onConfirm() : true;
 
     if (confirmationResult) {
-      const { homeDashboardUID, theme, timezone, weekStart, language, locale, queryHistory, navbar } = this.state;
+      const { homeDashboardUID, theme, timezone, weekStart, language, regionalFormat, queryHistory, navbar } =
+        this.state;
       reportInteraction('grafana_preferences_save_button_clicked', {
         preferenceType: this.props.preferenceType,
         theme,
@@ -162,7 +163,7 @@ export class SharedPreferences extends PureComponent<Props, State> {
           timezone,
           weekStart,
           language,
-          locale,
+          regionalFormat,
           queryHistory,
           navbar,
         })
@@ -209,17 +210,18 @@ export class SharedPreferences extends PureComponent<Props, State> {
     });
   };
 
-  onLocaleChanged = (locale: string) => {
-    this.setState({ locale });
+  onLocaleChanged = (regionalFormat: string) => {
+    this.setState({ regionalFormat });
 
-    reportInteraction('grafana_preferences_locale_changed', {
-      toLocale: locale,
+    reportInteraction('grafana_preferences_regional_format_changed', {
+      toRegionalFormat: regionalFormat,
       preferenceType: this.props.preferenceType,
     });
   };
 
   render() {
-    const { theme, timezone, weekStart, homeDashboardUID, language, isLoading, isSubmitting, locale } = this.state;
+    const { theme, timezone, weekStart, homeDashboardUID, language, isLoading, isSubmitting, regionalFormat } =
+      this.state;
     const { disabled } = this.props;
     const styles = getStyles();
     const currentThemeOption = this.themeOptions.find((x) => x.value === theme) ?? this.themeOptions[0];
@@ -343,9 +345,9 @@ export class SharedPreferences extends PureComponent<Props, State> {
               data-testid="User preferences locale drop down"
             >
               <Combobox
-                value={this.localeOptions.find((loc) => loc.value === locale)?.value || ''}
+                value={this.regionalFormatOptions.find((loc) => loc.value === regionalFormat)?.value || ''}
                 onChange={(locale: ComboboxOption | null) => this.onLocaleChanged(locale?.value ?? '')}
-                options={this.localeOptions}
+                options={this.regionalFormatOptions}
                 placeholder={t('shared-preferences.fields.locale-preference-placeholder', 'Choose region')}
                 id="locale-preference-select"
               />
diff --git a/public/app/core/internationalization/dates.ts b/public/app/core/internationalization/dates.ts
index 609002dbbb0..8d1e7467a93 100644
--- a/public/app/core/internationalization/dates.ts
+++ b/public/app/core/internationalization/dates.ts
@@ -22,7 +22,7 @@ export const formatDate = deepMemoize(
       return formatDate(new Date(value), format);
     }
 
-    const currentLocale = isLocaleEnabled ? config.locale : getLanguage();
+    const currentLocale = isLocaleEnabled ? config.regionalFormat : getLanguage();
 
     const dateFormatter = createDateTimeFormatter(currentLocale, format);
     return dateFormatter.format(value);
@@ -31,7 +31,7 @@ export const formatDate = deepMemoize(
 
 export const formatDuration = deepMemoize(
   (duration: Intl.DurationInput, options: Intl.DurationFormatOptions = {}): string => {
-    const currentLocale = isLocaleEnabled ? config.locale : getLanguage();
+    const currentLocale = isLocaleEnabled ? config.regionalFormat : getLanguage();
 
     const dateFormatter = createDurationFormatter(currentLocale, options);
     return dateFormatter.format(duration);
diff --git a/public/app/core/services/context_srv.ts b/public/app/core/services/context_srv.ts
index 8d14b656fa2..513b5a97699 100644
--- a/public/app/core/services/context_srv.ts
+++ b/public/app/core/services/context_srv.ts
@@ -38,7 +38,7 @@ export class User implements Omit<CurrentUserInternal, 'lightTheme'> {
   gravatarUrl: string;
   timezone: string;
   weekStart: string;
-  locale: string;
+  regionalFormat: string;
   language: string;
   helpFlags1: number;
   hasEditPermissionInFolders: boolean;
@@ -65,7 +65,7 @@ export class User implements Omit<CurrentUserInternal, 'lightTheme'> {
     this.hasEditPermissionInFolders = false;
     this.email = '';
     this.name = '';
-    this.locale = '';
+    this.regionalFormat = '';
     this.language = '';
     this.weekStart = '';
     this.gravatarUrl = '';
diff --git a/public/openapi3.json b/public/openapi3.json
index dfd6ed136b4..573c87ba2a7 100644
--- a/public/openapi3.json
+++ b/public/openapi3.json
@@ -8102,15 +8102,15 @@
           "language": {
             "type": "string"
           },
-          "locale": {
-            "type": "string"
-          },
           "navbar": {
             "$ref": "#/components/schemas/NavbarPreference"
           },
           "queryHistory": {
             "$ref": "#/components/schemas/QueryHistoryPreference"
           },
+          "regionalFormat": {
+            "type": "string"
+          },
           "theme": {
             "enum": [
               "light",
@@ -8730,16 +8730,16 @@
             "description": "Selected language (beta)",
             "type": "string"
           },
-          "locale": {
-            "description": "Selected locale (beta)",
-            "type": "string"
-          },
           "navbar": {
             "$ref": "#/components/schemas/NavbarPreference"
           },
           "queryHistory": {
             "$ref": "#/components/schemas/QueryHistoryPreference"
           },
+          "regionalFormat": {
+            "description": "Selected locale (beta)",
+            "type": "string"
+          },
           "theme": {
             "description": "light, dark, empty is default",
             "type": "string"
@@ -12345,15 +12345,15 @@
           "language": {
             "type": "string"
           },
-          "locale": {
-            "type": "string"
-          },
           "navbar": {
             "$ref": "#/components/schemas/NavbarPreference"
           },
           "queryHistory": {
             "$ref": "#/components/schemas/QueryHistoryPreference"
           },
+          "regionalFormat": {
+            "type": "string"
+          },
           "theme": {
             "enum": [
               "light",