Otmar Gazzari (1905 in Hvar – 1987 in Zagreb) was an Italian footballer who played as a goalkeeper. Throughout his career he played for Hajduk Split and BSK Belgrade in the First League of the Kingdom of Yugoslavia. While playing in Hajduk Split he played together with his brother Renzo, that would continue his career in Italian Serie A also becoming B international player for the Italian national football team. With Hajduk he played a total of 37 official matches, of which 17 were in the Yugoslav Championship.