Titu is a given name and surname. Notable people with the name include:
Given name Titu Andreescu (born 1956), Romanian mathematician Titu's lemma Titu Cusi (1529–1571), Inca emperor Titu Maiorescu (1840–1917), Romanian literary critic and politician Titu Maiorescu University
Surname Gheorghe Titu (fl. 1970s to mid-1980s), Romanian canoeist
Nickname Ahasanul Islam Titu (born 1969), Bangladesh politician Saiful Bari Titu (born 1969), Bangladeshi football coach and former player Firoj Mahmud Titu (born 1974), Bangladeshi footballer Ekramul Haque Titu (born 1976), Bangladeshi politician
See also