| Birth Date: | 3 September 1944 |
| Birth Place: | Zagreb, Yugoslavia |
| Height: | 185 cm |
| Weight: | 95 kg |
| Sport: | Water polo |
Miroslav Poljak (Мирослав Пољак, 3 September 1944 – 2 November 2015) was a Croatian water polo player notable for winning a gold medal in Mexico City in 1968, with the Yugoslavian water polo team.