Head to Head
| European Tour 8 | 2025/06/01 12:30 | Jonny Clayton v Mike De Decker | 6-0 |
| Players Championship 29 2022 | 2022/11/04 12:00 | Jonny Clayton v Mike De Decker | 5-6 |
| European Tour 10 2019 | 2019/08/31 18:15 | Jonny Clayton v Mike De Decker | 3-6 |
Home History
| Nordic Masters | 2025/06/07 17:10 | Stephen Bunting v Jonny Clayton | 6-3 |
| Nordic Masters | 2025/06/06 20:50 | Jonny Clayton v Darius Labanauskas | 6-5 |
| European Tour 8 | 2025/06/01 19:20 | Damon Heta v Jonny Clayton | 7-3 |
| European Tour 8 | 2025/06/01 17:35 | Cameron Menzies v Jonny Clayton | 3-6 |
| European Tour 8 | 2025/06/01 12:30 | Jonny Clayton v Mike De Decker | 6-0 |
| European Tour 8 | 2025/05/31 18:40 | Jonny Clayton v Jermaine Wattimena | 6-4 |
| European Tour 7 2025 | 2025/05/25 20:05 | Jonny Clayton v Niko Springer | 8-6 |
| European Tour 7 2025 | 2025/05/25 18:50 | Luke Humphries v Jonny Clayton | 5-7 |
Away History
| European Tour 8 | 2025/06/01 12:30 | Jonny Clayton v Mike De Decker | 6-0 |
| European Tour 8 | 2025/05/31 14:05 | Mike De Decker v Ryan Joyce | 6-3 |
| European Tour 7 2025 | 2025/05/23 18:05 | Mike De Decker v Mickey Mansell | 5-6 |
| Players Championship 15 | 2025/05/12 15:10 | Dave Chisnall v Mike De Decker | 6-2 |
| Players Championship 15 | 2025/05/12 12:45 | Mike De Decker v Kim Huybrechts | 6-1 |
| European Tour 6 | 2025/05/03 14:10 | Rob Cross v Mike De Decker | 6-3 |
| European Tour 6 | 2025/05/02 18:15 | Mike De Decker v Max Hopp | 6-4 |
| European Tour 5 | 2025/04/26 14:30 | Mike De Decker v Wessel Nijman | 4-6 |