1998 Welsh Open - Centuries
| Date | Player | Round | Break | |
|---|---|---|---|---|
 Graeme Dott |
Last 32 | 142 | ||
| Gerard Greene |
Last 96 | 136 | ||
| Alan McManus |
Last 16 | 133 | ||
| John Higgins |
Quarter-final | 132 | ||
| Anthony Hamilton |
Last 16 | 132 | ||
| Stuart Pettman |
Last 64 | 128 | ||
| Paul Hunter |
Final | 127 | ||
| Ronnie O'Sullivan |
Last 64 | 127 | ||
| Alan McManus |
Quarter-final | 123 | ||
| Nick Walker |
Last 96 | 122 | ||
| Nick Walker |
Last 64 | 122 | ||
| Stefan Mazrocis |
Last 64 | 120 | ||
| Fergal O'Brien |
Last 32 | 119 | ||
| Peter Ebdon |
Last 16 | 117 | ||
| Chris Small |
Last 64 | 117 | ||
| Paul Hunter |
Final | 116 | ||
| Jamie Burnett |
Last 16 | 116 | ||
| Dominic Dale |
Last 96 | 114 | ||
| Anthony Hamilton |
Last 16 | 113 | ||
| Tony Chappel |
Last 64 | 112 | ||
| John Read |
Last 96 | 110 | ||
| Ronnie O'Sullivan |
Last 32 | 110 | ||
| Paul Hunter |
Final | 108 | ||
| Ian McCulloch |
Last 64 | 108 | ||
| John Parrott |
Last 16 | 108 | ||
| Peter Ebdon |
Last 64 | 108 | ||
| Mark King |
Last 16 | 107 | ||
| Anthony Hamilton |
Last 16 | 106 | ||
| Mark King |
Quarter-final | 106 | ||
| Peter Ebdon |
Quarter-final | 105 | ||
| Ronnie O'Sullivan |
Last 64 | 104 | ||
| John Parrott |
Quarter-final | 103 | ||
| Matthew Stevens |
Last 96 | 103 | ||
| Tony Chappel |
Last 32 | 103 | ||
| Nick Walker |
Last 96 | 101 | ||
| Ronnie O'Sullivan |
Last 16 | 101 | ||
| Lee Walker |
Last 96 | 101 | ||
| Dominic Dale |
Last 16 | 101 | ||
| James Wattana |
Last 64 | 100 | ||
| Chris Small |
Last 64 | 100 | ||
| John Parrott |
Last 64 | 100 | ||
| Stefan Mazrocis |
Last 64 | 100 | ||
| Stephen Hendry |
Last 64 | 100 |