| Boris Beljak | |
| Nationality: | Croatian |
| Sport: | Rowing |
| Birth Date: | 26 August 1930 |
| Birth Place: | Zagreb, Yugoslavia |
| Death Place: | Long Beach, California, United States |
Boris Beljak (26 August 1930 - 5 January 2013) was a Croatian rower. He competed in the men's eight event at the 1952 Summer Olympics.[1]