Croitoru, Croitor are Romanian-language surnames derived from the occupation of croitor, meaning "tailor".

• Adrian Croitoru (born 1971), Romanian judoka
• Alexandra Croitoru (born 1975), Romanian photographer
• B. Croitoru (Ştrul Leiba Croitoru) birth name of Ion Călugăru (1902–1956), Romanian writer, journalist and critic
• Constantin Croitoru (born 1952), former Chief of the Romanian Air Force Staff
• Florin Croitoru (born 1993), Romanian weightlifter
• Ion Croitoru (1963–2017), Canadian professional wrestler
• Lucian Croitoru (born 1957), Romanian economist
• Marius Croitoru (born 1980), Romanian professional football manager
• Ştrul Leiba Croitoru, birth name of Ion Călugăru