1948–49 National Football League (Ireland)
| League details | |
|---|---|
| Dates | October 1948 – 10 April 1949 |
| League champions | |
| Winners | Mayo (8th win) |
| Captain | Tommy Byrne |
| League runners-up | |
| Runners-up | Louth |
| Captain | Seán Boyle |
← 1947–48 1949–50 → | |
The 1948–49 National Football League was the 18th staging of the National Football League, an annual Gaelic football tournament for the Gaelic Athletic Association county teams of Ireland.
Mayo won the NFL with a narrow defeat of Louth in the final.