Centuries By Ken Doherty In Season 1990-1991
| Tournament | Total | Breaks - Venue | Breaks - Qualifying | Rate |
|---|---|---|---|---|
 1991 World Championship |
3 | 109, 106, 102 | 27.33 | |
| 1991 European Open |
1 | 132 | 34 | |
| 1991 British Open |
1 | 125 | 25 | |
| 1991 World Masters - Mens Singles |
1 | 100 | 28 | |
| 1991 Classic |
2 | 126 | 131 | 22.5 |