| Jack Byrne | |
| Fullname: | John Byrne |
| Position: | Midfielder |
| Years1: | 1927–1929 |
| Clubs1: | Bray Unknowns |
| Nationalyears1: | 1928 |
| Nationalteam1: | Irish Free State |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
John Byrne was an Irish footballer who played as a midfielder and made one appearance for the Irish Free State national team.
Byrne made his first and only international appearance for the Irish Free State on 12 February 1928 in a friendly against Belgium. The away match, which was played at the Stade de Sclessin in Liège, finished as a 4–2 win for Ireland.[1]