Mladen Šubarić (9 July 1908–1991) was a Croatian chess master. In 1939 he tied for 3rd-4th in Zagreb (Svetozar Gligorić won). In December 1941, he played at fourth board against dr Pazman (2 : 0) in a match Croatia – Slovakia in Zagreb. Šubarić took 9th at Munich 1942 (European Individual Chess Championship, Wertungsturnier – Qualification Tournament, Gösta Danielsson won). In other tournaments, he won ahead of Mijo Udovčić at Zagreb 1948, and took 2nd, behind Braslav Rabar, at Zagreb 1950 (CRO-ch).