| Jiří Trnka | |
| Birth Date: | 2 December 1926 |
| Birth Place: | Czechoslovakia |
| Position: | Defender |
| Clubs1: | Dukla Prague |
| Nationalyears1: | 1948–1955[1] |
| Nationalteam1: | Czechoslovakia |
| Nationalcaps1: | 23 |
| Nationalgoals1: | 3 |
Jiří Trnka (2 December 1926 – 1 March 2005) was a Czechoslovak football defender who played for Czechoslovakia in the 1954 FIFA World Cup.[2] He also played for Dukla Prague.