Ivan Martinović (born 6 January 1998) is a Croatian handball player for Rhein-Neckar Löwen and the Croatia national team.

He then made the move to the Handball-Bundesliga in Germany, but was relegated with VfL Gummersbach.

[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].

With the Croatian national team he won the silver medal at the 2025 World Men's Handball Championship.