On successful login the user information will be stored in Yii::$app->user->identity variable. The authenticated user identity information can be retrieved via Yii::$app->user->identity //To get whole logged in user data $user = \Yii::$app->user->identity; //To get id of the logged in user $userId = \Yii::$app->user->identity->id //To get username of the logged in user \Yii::$app->user->identity->username