1998 Grand Prix - Centuries
| Date | Player | Round | Break | |
|---|---|---|---|---|
| Oct 15th 1998 |  Peter Ebdon |
Last 64 | 139 | |
| Jul 31st 1998 | Robin Hull |
Last 134 (Q) | 139 | |
| Jul 31st 1998 | John Lardner |
Last 134 | 137 | |
| Oct 20th 1998 | Ronnie O'Sullivan |
Last 16 | 134 | |
| Aug 17th 1998 | Euan Henderson |
Last 96 (Q) | 132 | |
| Oct 15th 1998 | Martin Clark |
Last 64 | 129 | |
| Aug 17th 1998 | Jason Prince |
Last 96 (Q) | 129 | |
| Oct 25th 1998 | Stephen Lee |
Final | 128 | |
| Oct 17th 1998 | Stephen Lee |
Last 32 | 126 | |
| Oct 20th 1998 | Marco Fu |
Last 16 | 123 | |
| Aug 17th 1998 | Alan Burnett |
Last 96 (Q) | 122 | |
| Oct 17th 1998 | Quinten Hann |
Last 32 | 121 | |
| Oct 15th 1998 | John Parrott |
Last 64 | 121 | |
| Aug 17th 1998 | Gary Ponting |
Last 96 (Q) | 120 | |
| Oct 14th 1998 | Tony Drago |
Last 64 | 120 | |
| Jul 30th 1998 | Mark Fenton |
Round 2 | 119 | |
| Jul 30th 1998 | Nick Terry |
Round 2 | 115 | |
| Oct 15th 1998 | Chris Small |
Last 64 | 115 | |
| Jul 31st 1998 | Matthew Couch |
Last 134 (Q) | 114 | |
| Jul 30th 1998 | Jeff Cundy |
Round 2 | 114 | |
| Jul 31st 1998 | Michael Holt |
Last 134 | 113 | |
| Aug 17th 1998 | Steve James |
Last 96 | 113 | |
| Jul 30th 1998 | Nigel Gilbert |
Round 2 (Q) | 112 | |
| Oct 19th 1998 | Quinten Hann |
Last 16 | 111 | |
| Oct 17th 1998 | Dene O'Kane |
Last 32 | 110 | |
| Oct 19th 1998 | Quinten Hann |
Last 16 | 110 | |
| Aug 17th 1998 | Joe Delaney |
Last 96 | 110 | |
| Oct 18th 1998 | Stephen Hendry |
Last 32 | 108 | |
| Oct 24th 1998 | Chris Small |
Semi-final | 107 | |
| Oct 25th 1998 | Stephen Lee |
Final | 106 | |
| Oct 15th 1998 | Jason Ferguson |
Last 64 | 106 | |
| Jul 31st 1998 | Stefan Mazrocis |
Last 134 | 106 | |
| Jul 31st 1998 | Mark Gray |
Last 134 | 106 | |
| Oct 19th 1998 | Stephen Lee |
Last 16 | 104 | |
| Oct 18th 1998 | Mark Williams |
Last 32 | 104 | |
| Jul 30th 1998 | Patrick Wallace |
Round 2 (Q) | 104 | |
| Oct 15th 1998 | Dave Harold |
Last 64 | 104 | |
| Oct 18th 1998 | Anthony Hamilton |
Last 32 | 103 | |
| Jul 30th 1998 | Adrian Gunnell |
Round 2 | 103 | |
| Oct 15th 1998 | Dave Harold |
Last 64 | 103 | |
| Oct 18th 1998 | Mark Williams |
Last 32 | 102 | |
| Jul 30th 1998 | Patrick Delsemme |
Round 2 | 101 |