Head to Head
| BDO World Championship 2019 | 2018/05/12 17:15 | Simon Whitlock v Jan Dekker | 6-4 |
| BDO World Championship 2019 | 2018/05/05 14:30 | Simon Whitlock v Jan Dekker | 6-0 |
| Players Championship Finals | 2017/11/25 16:30 | Jan Dekker v Simon Whitlock | 6-5 |
| BDO World Championship 2019 | 2017/10/15 12:55 | Simon Whitlock v Jan Dekker | 6-2 |
Home History
| UK Open 2019 | 2019/03/01 15:00 | Harry Ward v Jan Dekker | 4-6 |
| PDC World Championship | 2018/12/20 20:20 | Mervyn King v Jan Dekker | 3-2 |
| PDC World Championship | 2018/12/13 21:10 | Jan Dekker v Lisa Ashton | 3-1 |
| Players Championship Finals | 2018/11/23 20:20 | Ricky Evans v Jan Dekker | 6-3 |
| BDO World Championship 2019 | 2018/10/21 12:49 | Rob Cross v Jan Dekker | 2-3 |
| BDO World Championship 2019 | 2018/10/20 12:00 | Jimmy Hendriks v Jan Dekker | 4-4 |
| BDO World Championship 2019 | 2018/09/29 12:41 | Jeffrey de Zwaan v Jan Dekker | 4-2 |
| BDO World Championship 2019 | 2018/09/28 11:35 | William O'Connor v Jan Dekker | 5-4 |
Away History
| Players Championship 6 2019 | 2019/02/24 14:33 | Simon Whitlock v Rowby-John Rodriguez | 3-4 |
| The Masters 2019 | 2019/02/01 20:05 | Mensur Suljovic v Simon Whitlock | 10-1 |
| PDC World Championship | 2018/12/19 20:15 | Simon Whitlock v Ryan Joyce | 0-3 |
| Players Championship Finals | 2018/11/24 15:10 | Gary Anderson v Simon Whitlock | 6-1 |
| Players Championship Finals | 2018/11/23 15:05 | Simon Whitlock v Kyle Anderson | 6-4 |
| Grand Slam of Darts | 2018/11/16 20:45 | Simon Whitlock v Gerwyn Price | 15-16 |
| Grand Slam of Darts | 2018/11/14 22:15 | Peter Wright v Simon Whitlock | 6-10 |
| Grand Slam of Darts | 2018/11/12 20:05 | Simon Whitlock v Gerwyn Price | 5-4 |