| Competition: | Liga Mayor |
| Season: | 1937–38 |
| Winners: | Necaxa (4th title) |
| Matches: | 30 |
| Total Goals: | 147 |
| League Topscorer: | Efraín Ruiz (13 goals) |
| Prevseason: | 1936–37 |
| Nextseason: | 1938–39 |
The 1937-38 season was the edition XVI of the league's amateur era called Liga Mayor.