Tunku Puan Hajah Zanariah binti Almarhum Tengku Ahmad, formerly known as Sultanah Zanariah (Jawi: ????? ???? ??????; July 5, 1940 – March 17, 2019), was the second wife of Sultan Iskandar of Johor from their marriage in 1961 until his death in 2010.
She served as Raja Permaisuri Agong between 1984 and 1989.
Her sister, Tunku Puan Nora nee Sultanah Nora Ismail, was married to her father-in-law, Sultan Ismail.