The Sayyid Yahya Murtuza mosque (Azerbaijani: Seyid Yahya Murtuza məscidi) is a historical former mosque, located on Asaf Zeynalli street, in the Old City of Baku, in Azerbaijan.

Completed in the 17th century, the building was registered as a national architectural monument by the decision of the Cabinet of Ministers of the Republic of Azerbaijan dated August 2, 2001, No.

[1] Located on the medieval caravan trade route, the former mosque was built in the early 17th century.

It was built on own expenses of Sayyid Yahya Murtuza, who was one of the most influential personalities of his era.

[3] The former mosque is square shaped in the plan and has a central dome and no minaret.