| Ivan Martinović | |
| Nationality: | Croatian |
| Birth Date: | 6 January 1998 |
| Birth Place: | Vienna, Austria |
| Height: | 1.94 m[1] |
| Position: | Right back |
| Currentclub: | Rhein-Neckar Löwen |
| Clubnumber: | 5 |
| Youthclubs1: | Handballclub Fivers Margareten |
| Years1: | 2015–2018 |
| Clubs1: | Handballclub Fivers Margareten |
| Years2: | 2018–2019 |
| Clubs2: | VfL Gummersbach |
| Years3: | 2019–2022 |
| Clubs3: | TSV Hannover-Burgdorf |
| Years4: | 2022–2024 |
| Clubs4: | MT Melsungen |
| Years5: | 2024– |
| Clubs5: | Rhein-Neckar Löwen |
| Nationalyears1: | 2019– |
| Nationalteam1: | Croatia |
| Nationalcaps1: | 48 |
| Nationalgoals1: | 238 |
Ivan Martinović (born 6 January 1998) is a Croatian handball player for Rhein-Neckar Löwen and the Croatia national team.
Born in Austria, he began career in Vienna, where he won the 2018 Handball Liga Austria. He then made the move to the Handball-Bundesliga in Germany, but was relegated with VfL Gummersbach. He made his national debut in 2019.[2] Having spent three years with TSV Hannover-Burgdorf, he joined MT Melsungen, but arranged a transfer to Rhein-Neckar Löwen for the following season after the signing of Dainis Krištopāns.[3] He played a leading role for Croatia at the 2024 European Men's Handball Championship, but his tournament was cut short following an injury.[4] [5]