Stjepan is the variant of Stephen used by Croats. It may refer to:
- Stjepan Držislav of Croatia, Croatian monarch
- Stjepan II of Croatia, Croatian monarch
- Stjepan Svetoslavić, Croatian nobleman
- Stjepan Andrijašević, Croatian footballer
- Stjepan Babić, Croatian linguist
- Stjepan Babić (footballer), Croatian footballer
- Stjepan Bobek, Croatian footballer
- Stjepan Božić, Croatian boxer
- Stjepan Brodarić, Croatian cleric
- Stjepan Deverić, Croatian footballer
- Stjepan Damjanović, Croatian linguist
- Stjepan Đureković, Croatian businessman
- Stjepan Filipović, Croatian partisan
- Stjepan Gomboš, Croatian architect
- Stjepan Gradić, Croatian polymath
- Stjepan Hauser, Croatian cellist
- Stjepan Horvat, Croatian geodesist
- Stjepan Ivšić, Croatian linguist
- Stjepan Janić, Croatian canoer
- Stjepan Jukić, Croatian footballer
- Stjepan Kljuić, Croatian politician
- Stjepan Kovačević, Croatian politician
- Stjepan Lamza, Croatian footballer
- Stjepan Mesić, Croatian politician
- Stjepan Meštrović, Croatian-American sociologist
- Stjepan Mitrov Ljubiša, Serbian-Montenegrin politician
- Stjepan Mohorovičić, Croatian physicist
- Stjepan Musulin, Croatian linguist
- Stjepan Perestegi, Croatian canoer
- Stjepan Planić, Croatian architect
- Stjepan Poljak, Croatian footballer
- Stjepan Radić, Croatian politician
- Stjepan Rudic, Croatian-Canadian artist
- Stjepan Sarkotić, Croatian soldier
- Stjepan Spevec, Croatian educator
- Stjepan Šejić, Croatian comic book artist
- Stjepan Šiber, Croatian soldier
- Stjepan Šulek, Croatian composer
- Stjepan Tomas, Croatian footballer
- Stjepan Vrbančić, Croatian footballer
- Stjepan Vukčić Kosača, Herzegovinian nobleman