| League details | |
|---|---|
| Dates | November 1933 – 21 October 1934 |
| League champions | |
| Winners | Mayo (1st win) |
| Captain | Gerald Courell |
| League runners-up | |
| Runners-up | Dublin |
| Captain | Mick Keating |
|
← 1932–33
1934–35 →
|
|
The 1933–34 National Football League was the 7th staging of the National Football League, a Gaelic football tournament for the Gaelic Athletic Association county teams of Ireland, held in 1933 and 1934.
Mayo won the league after a replayed final.
There were four divisions – Northern, Southern, Eastern and Western. Division winners played off for the NFL title.