Çelebi is a Turkish title, and historically an Ottoman title, meaning "gentleman". Notable people with the surname or title include:
The sons of Ottoman sultan Bayezid I, who fought one another for the throne in the Ottoman Interregnum:
İsa Çelebi (1380–1406)
Musa Çelebi (died 1413)
Mehmed Çelebi (1390–1421), who won the civil war, being crowned sultan Mehmed I
Mustafa Çelebi (1393–1422)
Süleyman Çelebi (1377–1411)
Asaf Halet Çelebi (1907–1958), Turkish poet
Aşık Çelebi (1520–1572), Ottoman poet and biographer
Evliya Çelebi (1611–1682), Ottoman traveler
Gazi Çelebi, 14th-century Turkish pirate and ruler of Sinop
Hasan Çelebi (born 1937), Turkish calligraphist
Hezârfen Ahmed Çelebi, 17th-century Ottoman aviator
Hoca Çelebi (1490–1574), Ottoman Grand Mufti
Katip Çelebi (1609–1657), Ottoman scholar
Lagâri Hasan Çelebi, 17th-century Ottoman aviator, brother of Hezârfen Ahmed
Nişancı Tâcı-Zâde Câ’fer Çelebi (1459-1515), 16th-century Ottoman statesman and a diwan poet
Suzi Çelebi of Prizren (d.1524), Ottoman epic poet
Kınalızâde Ali Çelebi (1510/11?–1572), Ottoman scholar and poet
Kınalızâde Hasan Çelebi (1546-1604), Ottoman poet and bibliographer
Kinalizade Fehmi Çelebi (1564–1596), Ottoman poet
Yirmisekiz Mehmed Çelebi (died 1732), Ottoman statesman
