diff --git a/public/main/admin/statistics/index.php b/public/main/admin/statistics/index.php
index b5d62d9667..be8ddcc04b 100644
--- a/public/main/admin/statistics/index.php
+++ b/public/main/admin/statistics/index.php
@@ -747,7 +747,7 @@ switch ($report) {
             $extraConditions = '';
             if (!empty($startDate) && !empty($endDate)) {
                 // $extraConditions is already cleaned inside the function getUserListExtraConditions
-                $extraConditions .= " AND registration_date BETWEEN '$startDate' AND '$endDate' ";
+                $extraConditions .= " AND created_at BETWEEN '$startDate' AND '$endDate' ";
             }
 
             $totalCount = UserManager::getUserListExtraConditions(
@@ -856,7 +856,7 @@ switch ($report) {
                 $item = [];
                 $item[] = $user['firstname'];
                 $item[] = $user['lastname'];
-                $item[] = api_get_local_time($user['registration_date']);
+                $item[] = api_get_local_time($user['created_at']);
                 $item[] = $userLanguage;
                 $item[] = $languageTarget;
                 $item[] = $contract ? get_lang('Yes') : get_lang('No');
diff --git a/public/main/admin/user_edit.php b/public/main/admin/user_edit.php
index 2177c407aa..05e7553e28 100644
--- a/public/main/admin/user_edit.php
+++ b/public/main/admin/user_edit.php
@@ -93,7 +93,7 @@ $user_data['send_mail'] = 0;
 $user_data['old_password'] = $user_data['password'];
 //Convert the registration date of the user
 
-$user_data['registration_date'] = api_get_local_time($user_data['registration_date']);
+$user_data['created_at'] = api_get_local_time($user_data['created_at']);
 unset($user_data['password']);
 
 // Create the form
@@ -288,7 +288,7 @@ if (!empty($creatorInfo)) {
         get_lang('Create by <a href="%s">%s</a> on %s'),
         'user_information.php?user_id='.$user_data['creator_id'],
         $creatorInfo['username'],
-        $user_data['registration_date']
+        $user_data['created_at']
     );
     $form->addElement('label', get_lang('Registration date'), $date);
 }
diff --git a/public/main/admin/user_export.php b/public/main/admin/user_export.php
index 583a996be2..e06d3ad98a 100644
--- a/public/main/admin/user_export.php
+++ b/public/main/admin/user_export.php
@@ -96,7 +96,7 @@ if ($form->validate()) {
                 u.status		AS Status,
                 u.official_code	AS OfficialCode,
                 u.phone		AS Phone,
-                u.registration_date AS RegistrationDate";
+                u.created_at AS CreatedAt";
     if (strlen($course_code) > 0) {
         $sql .= " FROM $user_table u, $course_user_table cu
                     WHERE
diff --git a/public/main/admin/user_information.php b/public/main/admin/user_information.php
index 519372ac91..63846e459b 100644
--- a/public/main/admin/user_information.php
+++ b/public/main/admin/user_information.php
@@ -166,12 +166,12 @@ $params = [];
 $creatorId = $user->getCreatorId();
 $creatorInfo = api_get_user_info($creatorId);
 if (!empty($creatorId) && !empty($creatorInfo)) {
-    $registrationDate = $user->getRegistrationDate()->format('Y-m-d H:i:s');
+    $createdAt = $user->getCreatedAt()->format('Y-m-d H:i:s');
     $userInfo['created'] = sprintf(
         get_lang('Create by <a href="%s">%s</a> on %s'),
         'user_information.php?user_id='.$creatorId,
         $creatorInfo['username'],
-        api_get_utc_datetime($registrationDate)
+        api_get_utc_datetime($createdAt)
     );
 }
 
diff --git a/public/main/admin/user_list.php b/public/main/admin/user_list.php
index f8550bcfe7..67116e15cc 100644
--- a/public/main/admin/user_list.php
+++ b/public/main/admin/user_list.php
@@ -186,7 +186,7 @@ function prepare_user_sql_query(bool $getCount, bool $showDeletedUsers = false):
                     u.email AS col6,
                     u.status AS col7,
                     u.active AS col8,
-                    u.registration_date AS col9,
+                    u.created_at AS col9,
                     u.last_login as col10,
                     u.id AS col11,
                     u.expiration_date AS exp,
diff --git a/public/main/admin/user_list_consent.php b/public/main/admin/user_list_consent.php
index 01f7b87f28..096d0cc0b0 100644
--- a/public/main/admin/user_list_consent.php
+++ b/public/main/admin/user_list_consent.php
@@ -54,7 +54,7 @@ function prepare_user_sql_query($getCount)
                     u.status AS col7,
                     u.active AS col8,
                     u.id AS col9,
-                    u.registration_date AS col10,
+                    u.created_at AS col10,
                     u.expiration_date AS exp,
                     u.password,
                     v.field_id,
diff --git a/public/main/inc/ajax/statistics.ajax.php b/public/main/inc/ajax/statistics.ajax.php
index 7504b8dbdf..141c629332 100644
--- a/public/main/inc/ajax/statistics.ajax.php
+++ b/public/main/inc/ajax/statistics.ajax.php
@@ -294,7 +294,7 @@ switch ($action) {
 
         $extraConditions = '';
         if (!empty($startDate) && !empty($endDate)) {
-            $extraConditions .= " AND registration_date BETWEEN '$startDate' AND '$endDate' ";
+            $extraConditions .= " AND created_at BETWEEN '$startDate' AND '$endDate' ";
         }
 
         switch ($filter) {
diff --git a/public/main/inc/lib/api.lib.php b/public/main/inc/lib/api.lib.php
index 971bfd81a8..d74b99bd0e 100644
--- a/public/main/inc/lib/api.lib.php
+++ b/public/main/inc/lib/api.lib.php
@@ -1321,7 +1321,7 @@ function _api_format_user($user, $add_password = false, $loadAvatars = true)
         'language',
         'locale',
         'creator_id',
-        'registration_date',
+        'created_at',
         'hr_dept_id',
         'expiration_date',
         'last_login',
@@ -1650,7 +1650,7 @@ function api_get_user_info_from_entity(
     $result['auth_source'] = $user->getAuthSource();
     $result['language'] = $user->getLocale();
     $result['creator_id'] = $user->getCreatorId();
-    $result['registration_date'] = $user->getRegistrationDate()->format('Y-m-d H:i:s');
+    $result['created_at'] = $user->getCreatedAt()->format('Y-m-d H:i:s');
     $result['hr_dept_id'] = $user->getHrDeptId();
     $result['expiration_date'] = '';
     if ($user->getExpirationDate()) {
@@ -1989,7 +1989,7 @@ function api_get_anonymous_id()
         $result = Database::query($sql);
         if (empty(Database::num_rows($result))) {
             $login = uniqid('anon_');
-            $anonList = UserManager::get_user_list(['status' => ANONYMOUS], ['registration_date ASC']);
+            $anonList = UserManager::get_user_list(['status' => ANONYMOUS], ['created_at ASC']);
             if (count($anonList) >= $max) {
                 foreach ($anonList as $userToDelete) {
                     UserManager::delete_user($userToDelete['user_id']);
diff --git a/public/main/inc/lib/statistics.lib.php b/public/main/inc/lib/statistics.lib.php
index d7c8589a5c..7ed835f305 100644
--- a/public/main/inc/lib/statistics.lib.php
+++ b/public/main/inc/lib/statistics.lib.php
@@ -1585,9 +1585,9 @@ class Statistics
      */
     public static function getNewUserRegistrations(string $startDate, string $endDate): array
     {
-        $sql = "SELECT DATE_FORMAT(registration_date, '%Y-%m-%d') as reg_date, COUNT(*) as user_count
+        $sql = "SELECT DATE_FORMAT(created_at, '%Y-%m-%d') as reg_date, COUNT(*) as user_count
             FROM user
-            WHERE registration_date BETWEEN '$startDate' AND '$endDate'
+            WHERE created_at BETWEEN '$startDate' AND '$endDate'
             GROUP BY reg_date";
 
         $result = Database::query($sql);
@@ -1608,7 +1608,7 @@ class Statistics
         $sql = "SELECT u.creator_id, COUNT(u.id) as user_count, c.firstname, c.lastname
                 FROM user u
                 LEFT JOIN user c ON u.creator_id = c.id
-                WHERE u.registration_date BETWEEN '$startDate' AND '$endDate'
+                WHERE u.created_at BETWEEN '$startDate' AND '$endDate'
                 AND u.creator_id IS NOT NULL
                 GROUP BY u.creator_id";
 
diff --git a/public/main/inc/lib/usermanager.lib.php b/public/main/inc/lib/usermanager.lib.php
index 0b126ae8ec..9f957fddb4 100644
--- a/public/main/inc/lib/usermanager.lib.php
+++ b/public/main/inc/lib/usermanager.lib.php
@@ -279,7 +279,6 @@ class UserManager
             ->setPhone($phone)
             ->setAddress($address)
             ->setLocale($language)
-            ->setRegistrationDate($now)
             ->setHrDeptId($hrDeptId)
             ->setActive($active)
             ->setTimezone(api_get_timezone())
@@ -3410,11 +3409,11 @@ class UserManager
 
         if (!empty($dateFrom)) {
             $dateFrom = api_get_utc_datetime("$dateFrom 00:00:00");
-            $sql .= " AND u.registration_date >= '$dateFrom' ";
+            $sql .= " AND u.created_at >= '$dateFrom' ";
         }
         if (!empty($dateUntil)) {
             $dateUntil = api_get_utc_datetime("$dateUntil 23:59:59");
-            $sql .= " AND u.registration_date <= '$dateUntil' ";
+            $sql .= " AND u.created_at <= '$dateUntil' ";
         }
 
         $res = Database::query($sql);
diff --git a/public/main/inc/lib/webservices/Rest.php b/public/main/inc/lib/webservices/Rest.php
index 90f2047c56..bc9bc13a90 100644
--- a/public/main/inc/lib/webservices/Rest.php
+++ b/public/main/inc/lib/webservices/Rest.php
@@ -1876,8 +1876,8 @@ class Rest extends WebService
                     }
                     $user->setLocale($value);
                     break;
-                case 'registration_date':
-                    $user->setRegistrationDate($value);
+                case 'created_at':
+                    $user->setCreatedAt($value);
                     break;
                 case 'expiration_date':
                     $user->setExpirationDate(
diff --git a/public/main/inc/lib/zombie/zombie_manager.class.php b/public/main/inc/lib/zombie/zombie_manager.class.php
index a9022d1020..8604938de6 100644
--- a/public/main/inc/lib/zombie/zombie_manager.class.php
+++ b/public/main/inc/lib/zombie/zombie_manager.class.php
@@ -41,7 +41,7 @@ class ZombieManager
             $column = 'firstname';
         }
 
-        $validColumns = ['id', 'official_code', 'firstname', 'lastname', 'username', 'auth_source', 'email', 'status', 'registration_date', 'active', 'login_date'];
+        $validColumns = ['id', 'official_code', 'firstname', 'lastname', 'username', 'auth_source', 'email', 'status', 'created_at', 'active', 'login_date'];
         if (!in_array($column, $validColumns)) {
             $column = 'firstname';
         }
@@ -60,7 +60,7 @@ class ZombieManager
                     user.auth_source,
                     user.email,
                     user.status,
-                    user.registration_date,
+                    user.created_at,
                     user.active,
                     access.login_date';
 
diff --git a/public/main/inc/lib/zombie/zombie_report.class.php b/public/main/inc/lib/zombie/zombie_report.class.php
index 87abcba561..063c26fbad 100644
--- a/public/main/inc/lib/zombie/zombie_report.class.php
+++ b/public/main/inc/lib/zombie/zombie_report.class.php
@@ -208,7 +208,7 @@ class ZombieReport implements Countable
             $row[] = $item['email'];
             $row[] = $item['status'];
             $row[] = $item['auth_source'];
-            $row[] = api_format_date($item['registration_date'], DATE_FORMAT_SHORT);
+            $row[] = api_format_date($item['created_at'], DATE_FORMAT_SHORT);
             $row[] = api_format_date($item['login_date'], DATE_FORMAT_SHORT);
             $row[] = $item['active'];
             $result[] = $row;
diff --git a/public/main/tracking/lp_report.php b/public/main/tracking/lp_report.php
index 9d702c8ff1..de2e8cc70e 100644
--- a/public/main/tracking/lp_report.php
+++ b/public/main/tracking/lp_report.php
@@ -53,7 +53,7 @@ function prepare_user_sql_query($getCount)
                     u.email AS col6,
                     u.status AS col7,
                     u.active AS col8,
-                    u.registration_date AS col9,
+                    u.created_at AS col9,
                     u.last_login as col10,
                     u.id AS col11,
                     u.expiration_date AS exp,
diff --git a/public/main/user/user_export.php b/public/main/user/user_export.php
index 5757a5671d..f108fed9a7 100644
--- a/public/main/user/user_export.php
+++ b/public/main/user/user_export.php
@@ -70,7 +70,7 @@ $sql = "SELECT
             u.status		AS Status,
             u.official_code	AS OfficialCode,
             u.phone		AS Phone,
-            u.registration_date AS RegistrationDate";
+            u.created_at AS RegistrationDate";
 if (strlen($course_code) > 0) {
     $sql .= "   FROM $userTable u
                 INNER JOIN $course_user_table cu
diff --git a/public/plugin/migrationmoodle/src/Loader/UsersLoader.php b/public/plugin/migrationmoodle/src/Loader/UsersLoader.php
index 9bcf108e60..9b0e7acf1e 100644
--- a/public/plugin/migrationmoodle/src/Loader/UsersLoader.php
+++ b/public/plugin/migrationmoodle/src/Loader/UsersLoader.php
@@ -76,11 +76,11 @@ class UsersLoader implements LoaderInterface
             throw new \Exception('User was not created');
         }
 
-        if ($incomingData['registration_date']) {
-            $incomingData['registration_date'] = $incomingData['registration_date']->format('Y-m-d H:i:s');
+        if ($incomingData['created_at']) {
+            $incomingData['created_at'] = $incomingData['created_at']->format('Y-m-d H:i:s');
 
             \Database::query(
-                "UPDATE $tblUser SET registration_date = '{$incomingData['registration_date']}' WHERE id = $userId"
+                "UPDATE $tblUser SET created_at = '{$incomingData['created_at']}' WHERE id = $userId"
             );
         }
 
diff --git a/public/plugin/migrationmoodle/src/Task/UsersTask.php b/public/plugin/migrationmoodle/src/Task/UsersTask.php
index d819c8c90a..a6e861e27c 100644
--- a/public/plugin/migrationmoodle/src/Task/UsersTask.php
+++ b/public/plugin/migrationmoodle/src/Task/UsersTask.php
@@ -59,7 +59,7 @@ class UsersTask extends BaseTask
                     'class' => AuthLookup::class,
                     'properties' => ['auth'],
                 ],
-                'registration_date' => [
+                'created_at' => [
                     'class' => DateTimeObject::class,
                     'properties' => ['timecreated'],
                 ],
diff --git a/src/CoreBundle/Entity/User.php b/src/CoreBundle/Entity/User.php
index 60d899494a..3f83ebffb6 100644
--- a/src/CoreBundle/Entity/User.php
+++ b/src/CoreBundle/Entity/User.php
@@ -615,9 +615,6 @@ class User implements UserInterface, EquatableInterface, ResourceInterface, Reso
     #[ORM\Column(name: 'productions', type: 'string', length: 250, unique: false, nullable: true)]
     protected ?string $productions = null;
 
-    #[ORM\Column(name: 'registration_date', type: 'datetime')]
-    protected DateTime $registrationDate;
-
     #[ORM\Column(name: 'expiration_date', type: 'datetime', unique: false, nullable: true)]
     protected ?DateTime $expirationDate = null;
 
@@ -759,7 +756,6 @@ class User implements UserInterface, EquatableInterface, ResourceInterface, Reso
         $this->logins = new ArrayCollection();
         $this->createdAt = new DateTime();
         $this->updatedAt = new DateTime();
-        $this->registrationDate = new DateTime();
         $this->roles = [];
         $this->credentialsExpired = false;
         $this->credentialsExpireAt = new DateTime();
@@ -1045,18 +1041,6 @@ class User implements UserInterface, EquatableInterface, ResourceInterface, Reso
         return $this;
     }
 
-    public function getRegistrationDate(): DateTime
-    {
-        return $this->registrationDate;
-    }
-
-    public function setRegistrationDate(DateTime $registrationDate): self
-    {
-        $this->registrationDate = $registrationDate;
-
-        return $this;
-    }
-
     public function getExpirationDate(): ?DateTime
     {
         return $this->expirationDate;
@@ -1122,11 +1106,6 @@ class User implements UserInterface, EquatableInterface, ResourceInterface, Reso
         return $this;
     }
 
-    public function getMemberSince(): DateTime
-    {
-        return $this->registrationDate;
-    }
-
     public function isOnline(): bool
     {
         return false;
diff --git a/src/CoreBundle/EventSubscriber/AnonymousUserSubscriber.php b/src/CoreBundle/EventSubscriber/AnonymousUserSubscriber.php
index 9b0c049159..9452138dcd 100644
--- a/src/CoreBundle/EventSubscriber/AnonymousUserSubscriber.php
+++ b/src/CoreBundle/EventSubscriber/AnonymousUserSubscriber.php
@@ -73,7 +73,7 @@ class AnonymousUserSubscriber implements EventSubscriberInterface
                     'auth_source' => $user->getAuthSource(),
                     'theme' => $user->getTheme(),
                     'language' => $user->getLocale(),
-                    'registration_date' => $user->getRegistrationDate()->format('Y-m-d H:i:s'),
+                    'created_at' => $user->getCreatedAt()->format('Y-m-d H:i:s'),
                     'expiration_date' => $user->getExpirationDate() ? $user->getExpirationDate()->format('Y-m-d H:i:s') : null,
                     'last_login' => $user->getLastLogin() ? $user->getLastLogin()->format('Y-m-d H:i:s') : null,
                     'is_anonymous' => true,
@@ -98,7 +98,7 @@ class AnonymousUserSubscriber implements EventSubscriberInterface
         $anonymousAutoProvisioning = 'true' === $this->settingsManager->getSetting('security.anonymous_autoprovisioning');
 
         if (!$anonymousAutoProvisioning) {
-            $anonymousUser = $userRepository->findOneBy(['status' => User::ANONYMOUS], ['registrationDate' => 'ASC']);
+            $anonymousUser = $userRepository->findOneBy(['status' => User::ANONYMOUS], ['createdAt' => 'ASC']);
             if ($anonymousUser) {
                 return $anonymousUser->getId();
             }
@@ -110,7 +110,7 @@ class AnonymousUserSubscriber implements EventSubscriberInterface
         if (0 === $maxAnonymousUsers) {
             $maxAnonymousUsers = self::MAX_ANONYMOUS_USERS;
         }
-        $anonymousUsers = $userRepository->findBy(['status' => User::ANONYMOUS], ['registrationDate' => 'ASC']);
+        $anonymousUsers = $userRepository->findBy(['status' => User::ANONYMOUS], ['createdAt' => 'ASC']);
 
         // Check in TrackELogin if there is an anonymous user with the same IP
         foreach ($anonymousUsers as $user) {
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20250129120000.php b/src/CoreBundle/Migrations/Schema/V200/Version20250129120000.php
new file mode 100644
index 0000000000..dc21580d46
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20250129120000.php
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20250129120000 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Remove registration_date from user table and migrate data to created_at';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('UPDATE user SET created_at = registration_date WHERE created_at IS NULL');
+
+        $this->addSql('ALTER TABLE user DROP COLUMN registration_date');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE user ADD registration_date DATETIME DEFAULT NULL');
+
+        $this->addSql('UPDATE user SET registration_date = created_at WHERE registration_date IS NULL');
+    }
+}
diff --git a/tests/CoreBundle/Repository/Node/UserRepositoryTest.php b/tests/CoreBundle/Repository/Node/UserRepositoryTest.php
index bcc26ec6df..535c6c4b73 100644
--- a/tests/CoreBundle/Repository/Node/UserRepositoryTest.php
+++ b/tests/CoreBundle/Repository/Node/UserRepositoryTest.php
@@ -216,7 +216,6 @@ class UserRepositoryTest extends AbstractApiTest
             ->setFirstname('Joe')
             ->setUsername('admin2')
             ->setSalt('')
-            ->setRegistrationDate(new DateTime())
             ->setExpirationDate(new DateTime())
             ->setOpenid('')
             ->setSlug('admin2')