Esma Sultan (daughter of Abdul Hamid I)

Esma Sultan was an Ottoman princess, daughter of Sultan Abdul Hamid I, sister of Sultan Mustafa IV and Sultan Mahmud II. She was the adoptive mother of Bezmilem Sultan and Rahime Perestu Sultan.

She was born in 1778 to Abdul Hamid I during his reign. Her mother was Aye Seniyeperver, the 4th wife of the sultan. Her brother Mustafa was born in 1779 and Mahmud in 1785. Since Prince Mustafa was onlyyears old when Abdul Hamid I died in 1789, her first cousin Selim ascended the throne as Selim III.

Source: Wikipedia