Fatma Emetullah Sultan (; 1679, Edirne or Constantinople - 13 December 1700, Constantinople) was an Ottoman princess, the daughter of Mehmed IV and his Haseki Emetullah Rabia Gülnuà  Sultan. She was the sister of Sultans Mustafa II and Ahmed III.
She was born between in 1679 circa at Edirne Palace or Topkapi Palace, to Mehmed IV and his favorite and Haseki Emetullah Rabia Gülnuà  Sultan. Her second name was given in honor of her mother. She was the sixth and last child of her parents and the fourth daughter.
Her brother, Mustafa II, married her to Tñrnakçñ ÃÂerkes Ibrahim Pasha in September 1695, whom he first granted the rank of deputy of Silistre, then later executed in September 1697. They had a daughter.
She subsequently married Topal Yusuf Paà Âa in 1697. They had a daughter.
By her first marriage, Fatma had a daughter:
By her second marriage, Fatma had a second daughter:
Fatma Sultan died on December 13, 1700, from plague, tuberculosis, or, according to other sources, postpartum complications. During the funeral, she was accompanied by a procession of statesmen together with her husband. She was buried in the Turhan Sultan Mosque, her paternal grandmother, next to her father.