| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Branimir "Branko"•Tretinjak | |
| Used name | Branko•Tretinjak | |
| Original name | Бранимир "Бранко" | |
| Other names | Бранислав "Бранко" Третињак | |
| Born | 16 May 1907 in Sveti Martin pod Okićem, Zagrebačka županija |  CRO |
| Died | 27 December 1989 (aged 82 years 7 months 11 days) in Zagreb, Grad Zagreb | CRO |
| Affiliations | HŠK Concordia — Zagreb, Grad Zagreb | CRO |
| NOC | Yugoslavia |  YUG |
| Nationality | Croatia |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | Nationality | As | |
|---|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Fencing | YUG |
CRO |
Branko Tretinjak | |||
| Foil, Team, Men (Olympic) | Yugoslavia | 3 p3 r2/4 |
