Centuries By Mark Williams In Season 1998-1999
| Tournament |
Total |
Breaks - Venue |
Breaks - Qualifying |
Rate |
 1999 Pontins Professional |
1 |
100 |
|
16 |
| 1999 World Championship |
6 |
140, 123, 109, 104, 101, 100 |
|
18.67 |
| 1999 British Open |
3 |
128, 111, 103 |
|
7.67 |
| 1999 China International |
1 |
113 |
|
12 |
| 1999 Thailand Masters |
3 |
130, 106, 102 |
|
15.33 |
| 1999 Scottish Open |
1 |
124 |
|
29 |
| 1999 Masters |
1 |
123 |
|
16 |
| 1999 Welsh Open |
1 |
104 |
|
50 |
| 1999 Premier League |
4 |
113, 102, 101, 101 |
|
14 |
| 1998 Irish Open |
5 |
139, 133, 118, 103, 101 |
|
7.8 |
| 1998 UK Championship |
1 |
116 |
|
38 |
| 1998 Grand Prix |
2 |
104, 102 |
|
8.5 |
| 1998 Scottish Masters |
1 |
113 |
|
20 |
