Ibrahim I may refer to:
Ibrahim I ibn al-Aghlab (756–812), first emir of the Aghlabids in Ifriqiya Ibrahim I ibn Marzuban I ( 957–979), King of Dvin and Azerbaijan İbrahim I of Karaman ( 1318–1343), bey of Karaman Beylik Ibrahim I of Shirvan ( 1382–1418), Shah of Shirvan Ibrahim (Ottoman sultan) (1615–1648), Caliph and Sultan of the Ottoman Empire from 1640 until 1648
See also Ibrahim II (disambiguation) Abraham I (disambiguation) Sultan Ibrahim (disambiguation)