Antonescu is a common family name in Romania. Persons named Antonescu include:
Ion Antonescu, Romanian politician and soldier, Conducător during World War II
Crin Antonescu, Romanian politician, Minister of Youth and Sports, President of the Senate
Dumitru Antonescu, Romanian footballer
Maria Antonescu, Romanian socialite, wife of Ion Antonescu
Mihai Antonescu, Romanian politician, Minister of Foreign Affairs of Romania during World War II
Petre Antonescu, Romanian architect
Petre Antonescu, Romanian soldier
Teohari Antonescu, Romanian politician
Victor Antonescu, Romanian politician
Victor Antonescu, Romanian film director