diff --git a/RELEASE-NOTES-1.37 b/RELEASE-NOTES-1.37
index 99ef994b516..1d295f7330a 100644
--- a/RELEASE-NOTES-1.37
+++ b/RELEASE-NOTES-1.37
@@ -87,6 +87,8 @@ because of Phabricator reports.
   handler without changing the status, the edit form will now be displayed.
 * User::clearNotification() which had been deprecated in 1.35 has been removed.
   Use WatchlistManager::clearTitleUserNotification() instead.
+* Autopromote class, deprecated since 1.35, was removed. Use
+  UserGroupManager instead.
 
 === Deprecations in 1.37 ===
 * JobQueue::getWiki, deprecated in 1.33, now emits deprecation warnings.
diff --git a/autoload.php b/autoload.php
index 1bea16509d4..ece09e5b32e 100644
--- a/autoload.php
+++ b/autoload.php
@@ -170,7 +170,6 @@ $wgAutoloadLocalClasses = [
 	'AuthManagerSpecialPage' => __DIR__ . '/includes/specialpage/AuthManagerSpecialPage.php',
 	'AutoCommitUpdate' => __DIR__ . '/includes/deferred/AutoCommitUpdate.php',
 	'AutoloadGenerator' => __DIR__ . '/includes/utils/AutoloadGenerator.php',
-	'Autopromote' => __DIR__ . '/includes/Autopromote.php',
 	'BacklinkCache' => __DIR__ . '/includes/cache/BacklinkCache.php',
 	'BacklinkJobUtils' => __DIR__ . '/includes/jobqueue/utils/BacklinkJobUtils.php',
 	'BackupDumper' => __DIR__ . '/maintenance/includes/BackupDumper.php',
diff --git a/includes/Autopromote.php b/includes/Autopromote.php
deleted file mode 100644
index b90796b2061..00000000000
--- a/includes/Autopromote.php
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-/**
- * Automatic user rights promotion based on conditions specified
- * in $wgAutopromote.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- * @file
- */
-
-use MediaWiki\MediaWikiServices;
-
-/**
- * This class checks if user can get extra rights
- * because of conditions specified in $wgAutopromote
- * @deprecated since 1.35 Use UserGroupManager instead.
- */
-class Autopromote {
-	/**
-	 * Get the groups for the given user based on $wgAutopromote.
-	 *
-	 * @param User $user The user to get the groups for
-	 * @return string[] Array of groups to promote to.
-	 *
-	 * @deprecated since 1.35 (hard deprecated since 1.36). Use UserGroupManager::getUserAutopromoteGroups.
-	 */
-	public static function getAutopromoteGroups( User $user ) {
-		wfDeprecated( __METHOD__, '1.35' );
-
-		return MediaWikiServices::getInstance()
-			->getUserGroupManager()
-			->getUserAutopromoteGroups( $user );
-	}
-
-	/**
-	 * Get the groups for the given user based on the given criteria.
-	 *
-	 * Does not return groups the user already belongs to or has once belonged.
-	 *
-	 *
-	 * @param User $user The user to get the groups for
-	 * @param string $event Key in $wgAutopromoteOnce (each one has groups/criteria)
-	 *
-	 * @return string[] Groups the user should be promoted to.
-	 *
-	 * @see $wgAutopromoteOnce
-	 *
-	 * @deprecated since 1.35 (hard deprecated since 1.36). Use UserGroupManager::getUserAutopromoteOnceGroups.
-	 */
-	public static function getAutopromoteOnceGroups( User $user, $event ) {
-		wfDeprecated( __METHOD__, '1.35' );
-
-		return MediaWikiServices::getInstance()
-			->getUserGroupManager()
-			->getUserAutopromoteOnceGroups( $user, $event );
-	}
-}
diff --git a/tests/phpunit/includes/AutopromoteTest.php b/tests/phpunit/includes/AutopromoteTest.php
deleted file mode 100644
index 3ab2c970873..00000000000
--- a/tests/phpunit/includes/AutopromoteTest.php
+++ /dev/null
@@ -1,66 +0,0 @@
-<?php
-
-use MediaWiki\User\UserEditTracker;
-
-/**
- * @covers Autopromote
- */
-class AutopromoteTest extends MediaWikiIntegrationTestCase {
-
-	/**
-	 * Autopromote must not perform edit count lookup if requirement is 0 or invalid (T157718).
-	 *
-	 * @see Autopromote::getAutopromoteGroups()
-	 * @dataProvider provideEditCountsAndRequirements
-	 * @param int $editCount edit count of user to be checked by Autopromote
-	 * @param int $requirement edit count required to autopromote user
-	 */
-	public function testEditCountLookupIsSkippedIfRequirementIsZero( $editCount, $requirement ) {
-		$this->hideDeprecated( 'Autopromote::getAutopromoteGroups' );
-
-		$this->setMwGlobals( [
-			'wgAutopromote' => [
-				'autoconfirmed' => [ APCOND_EDITCOUNT, $requirement ]
-			]
-		] );
-
-		$user = $this->getTestUser()->getUser();
-		$userEditTrackerMock = $this->createNoOpMock(
-			UserEditTracker::class,
-			[ 'getUserEditCount' ]
-		);
-		if ( $requirement > 0 ) {
-			$userEditTrackerMock->expects( $this->once() )
-				->method( 'getUserEditCount' )
-				->with( $user )
-				->willReturn( $editCount );
-		} else {
-			$userEditTrackerMock->expects( $this->never() )
-				->method( 'getUserEditCount' );
-		}
-		$this->setService( 'UserEditTracker', $userEditTrackerMock );
-
-		$result = Autopromote::getAutopromoteGroups( $user );
-		if ( $editCount >= $requirement ) {
-			$this->assertContains(
-				'autoconfirmed',
-				$result,
-				'User must be promoted if they meet edit count requirement'
-			);
-		} else {
-			$this->assertNotContains(
-				'autoconfirmed',
-				$result,
-				'User must not be promoted if they fail edit count requirement'
-			);
-		}
-	}
-
-	public static function provideEditCountsAndRequirements() {
-		return [
-			'user with sufficient editcount' => [ 100, 10 ],
-			'user with insufficient editcount' => [ 4, 10 ],
-			'edit count requirement set to 0' => [ 1, 0 ],
-		];
-	}
-}