Centuries By James Wattana In Season 1990-1991
| Tournament | Total | Breaks - Venue | Breaks - Qualifying | Rate |
|---|---|---|---|---|
 1991 World Championship |
1 | 104 | 18 | |
| 1991 Extra Challenge |
1 | 134 | 20 | |
| 1991 European Open |
3 | 115, 113, 100 | 7 | |
| 1991 British Open |
1 | 108 | 22 | |
| 1991 Matchroom League | 5 | 136, 120, 112, 111, 104 | 14.4 | |
| 1991 World Masters - Mens Singles |
1 | 147 | 63 | |
| 1991 Classic |
1 | 108 | 20 | |
| 1990 Benson and Hedges Satellite Championship |
1 | 140 | 48 | |
| 1990 UK Championship |
1 | 138 | 47 | |
| 1990 Dubai Classic |
1 | 112 | 24 | |
| 1990 Hong Kong Challenge |
1 | 127 | 30 |