| Kentucky Derby | |
| Grade I stakes race | |
| Location | Churchill Downs |
|---|---|
| Date | May 6, 1939 |
| Winning horse | Johnstown |
| Jockey | James Stout |
| Trainer | James E. Fitzsimmons |
| Owner | Belair Stud |
| Surface | Dirt |
The 1939 Kentucky Derby was the 65th running of the Kentucky Derby. The race took place on May 6, 1939.[1][2]