Namesakes
Olympic Medalists:
1 bronze, 1 gold, 1 gold/silver, 1 silver
(bronze) Florența Crăciunescu (a.k.a. Ionescu) 1984 discus throw 
(silver) Vali Ionescu 1984 long jump
(gold/silver) Paula Ivan (a.k.a. Ionescu) 1988 1500 m; 3000 m
(gold) Sabrina Ionescu 2024 basketball
Romanian Presidents and Prime Ministers:
1 prime minister
(prime minister) Take Ionescu 1921-1922