| Country |
|
||
|---|---|---|---|
| Teams | 43 | ||
| Defending champions | Wanderers | ||
| Champions | Wanderers | ||
| Runners-up | Royal Engineers | ||
|
|||
The Football Association Challenge Cup 1877–78 was the seventh staging of the FA Cup, England's oldest football tournament. Forty-three teams entered, four more than the previous season, although three of the forty-three never played a match.