Fatma Gevheri Sultan (Ottoman Turkish: فاطمه کوھری سلطان; "who abstain one" and "gem"; also Fatma Gevheri Osmanoğlu; 2 December 1904 – 10 December 1980) was an Ottoman princess, musician, and composer. She was the daughter of Şehzade Mehmed Seyfeddin, son of Sultan Abdulaziz.