Poenaru ([po.eˈnaru]), Poienaru are the Romanian surnames of:
Petrache Poenaru (1799, Beneşti, Wallachia – 1875), a Romanian inventor
Petrache Poenaru metro station (formerly known as: Semănătoarea), a metro station in Bucharest
Constantin Poenaru (1842, Bucharest – 1912, Bucharest), Romanian politician and general
Valentin Alexandre Poénaru (born 1932), a Romanian Professor of Mathematic s at Université de Paris-Sud
Poénaru conjecture
Gheorghe Poenaru-Bordea (1937, Bucharest – 2004), Romanian historian and numismatist
Sorin Poenaru (born 1938), a Romanian Olympic fencer
Gheorghe Poenaru (born 1956, Bacău), Romanian footballer
Dorin N. Poenaru (1936, Suiug, Bihor), Romanian nuclear physicist and engineer.
