1938 All-Ireland Minor Football Championship
| Championship details | |
|---|---|
| All-Ireland Champions | |
| Winning team | Cavan (2nd win) |
| All-Ireland Finalists | |
| Losing team | Kerry |
| Provincial Champions | |
| Munster | Kerry |
| Leinster | Longford |
| Ulster | Cavan |
| Connacht | Galway |
The 1938 All-Ireland Minor Football Championship was the 10th staging of the All-Ireland Minor Football Championship, the Gaelic Athletic Association's premier inter-county Gaelic football tournament for boys under the age of 18.
Cavan entered the championship as defending champions.
On 25 September 1938, Cavan won the championship following a 3-3 to 0-8 defeat of Kerry in the All-Ireland final. This was their second All-Ireland title overall and their second in succession.