Willy Garbutt has been a Napoli's English manager. In 6 seasons he managed the team 203 matches.
| Season | Year | | Matches | | Matches | | Matches | | Matches | It L | It C | Eu C | |
|---|
| 1929-30 | 29-30 |
| 34 | A | 34 | - | 0 | - | 0 | 34 | 0 | 0 | |
| 1930-31 | 30-31 |
| 34 | A | 34 | - | 0 | - | 0 | 34 | 0 | 0 | |
| 1931-32 | 31-32 |
| 34 | A | 34 | - | 0 | - | 0 | 34 | 0 | 0 | |
| 1932-33 | 32-33 |
| 34 | A | 34 | - | 0 | - | 0 | 34 | 0 | 0 | |
| 1933-34 | 33-34 |
| 37 | A | 34 | - | 0 | - | 3 | 34 | 0 | 3 | |
| 1934-35 | 34-35 |
| 30 | A | 30 | - | 0 | MC | 0 | 30 | 0 | 0 | |
| |
| 203 | | 200 | | 0 | | 3 | 200 | 0 | 3 | |
- Manager with most appearances in Serie A