Romanian
- Ioan Alexandru, poet
- Ioan Andone, footballer and coach
- Ioan Apostol, luger
- Ioan Baba, poet
- Ioan Teodor Callimachi, Prince of Moldavia
- Ioan Cantacuzino, microbiologist
- Ioan Gheorghe Caragea, Prince of Wallachia
- Ioan Mihai Cochinescu, novelist
- Ioan Condruc, footballer
- Ioan P. Culianu, historian and philosopher
- Ioan Dumitrache, World War II general
- Ioan Fiscuteanu, actor
- Ioan Flueraş, politician
- Ioan Gherghel, swimmer
- Ioan Iacob Heraclid, ruler of Moldavia
- Ioan Holender, opera administrator
- Ioan Hora, footballer
- Ioan Hristea, World War II officer
- Ioan Igna, football referee
- Ioan Lupaş, historian and politician
- Ioan Lupescu, footballer
- Ioan Manu, politician
- Ioan Mirea, artist
- Ioan T. Morar, journalist
- Ioan Pălăghiţă, World War II officer
- Ioan Gyuri Pascu, musician
- Ioan Mircea Paşcu, politician
- Ioan Potcoavă, Hetman of Ukrainian Cossacks
- Ioan Puşcaş, gastroenterologist
- Ioan Mihail Racoviţă, World War II general
- Ioan Sabău, footballer and coach
- Ioan Slavici, writer and journalist
- Ioan Sterca-Şuluţiu, Austrian noble
- Ioan Sturdza, Prince of Moldavia
- Ioan Silviu Suciu, gymnast
- Ioan Talpeş, army general and military historian
- Ioan Tănăsescu, chemist
- Ioan Ţepelea, scientist
- Ioan Vodă cel Cumplit, Voivode of Moldavia
Read more about this topic: Ioan, People With The Name Ioan