Hafize Hafsa Sultan^[1] (Ottoman Turkish: حفصة سلطان, "the keeper one" and "young lioness"; ante 1494 - 10 July 1538) was an Ottoman princess, daughter of Selim I and his favorite Hafsa Hatun. She was therefore the sister of Suleiman the Magnificent.^[2]

Hafize, also called Hafsa, Hafife, Hafisa or Hafiza in the sources, was born before 1494 in Trebizond, on the Black Sea, by the then Şehzade Selim, son of Bayezid II and governor of the province. Her mother was Hafsa Hatun, Selim's favorite, who in 1494 give birth Selim's successor, Suleiman.^[3]

In 1512, her father became Sultan, while Hafize was already married in 1511 and lived with her husband. When her husband became Grand Vizier, she moved with him to Constantinople.

This section does not cite any sources. (February 2023)

Hafize Sultan married twice:

• She married for the first time in 1511. Her first husband was Grand Vizier Dukaginzade Ahmed Paşa, executed in 1515.
• Her second husband, married in 1522, was Boşnak Mustafa Paşah. From this marriage she had her only child, a son, Sultanzade Kara Osman Şah Paşah.

Hafize died on July 10, 1538, in Constantinople. She was buried next to her father in the Yavuz Selim Mosque.^{[citation needed]}