| Eugen Koprčina | |
| Nationality: | Croatian |
| Birth Date: | 10 September 1996 |
| Birth Place: | Biograd na Moru, Croatia |
| Height: | 1.87 m |
| Weight: | 83 kg |
| Sport: | Water polo |
| Club: | VK Solaris |
| Show-Medals: | no |
Eugen Koprčina (born 10 September 1996) is a Croatian water polo player.[1] He is currently playing for VK Solaris. He is 6 ft 2 in (1.88 m) tall and weighs 183 lb (83 kg).[2]