| Nicolas Birtz | |
| Birth Date: | 17 March 1922 |
| Birth Place: | Esch-sur-Alzette, Luxembourg |
| Death Place: | Dudelange, Luxembourg |
| Position: | Midfielder |
| Nationalteam1: | Luxembourg |
| Nationalyears1: | 1948 |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
Nicolas Birtz (17 March 1922 - 20 March 2006) was a Luxembourgian footballer. He played in one match for the Luxembourg national football team in 1948.[1] Birtz was part of Luxembourg's squad for the football tournament at the 1948 Summer Olympics but he did not play in any matches.[2]