| Dutch International - Kvalifikation | 2019/04/11 07:30 | Keith Mark Edison v Thomas Sibbald | L | 2-1 |
| Swiss Open - Kvalifikation - Damedouble | 2018/12/13 12:00 | Alejandro Alcala v Thomas Sibbald | L | 2-0 |
| Swiss Open - Kvalifikation - Damedouble | 2018/11/14 12:00 | Patrick Abildgaard v Thomas Sibbald | L | 2-0 |
| Giraldilla Int. XD | 2017/04/20 11:04 | Thomas Sibbald v Elias Nicolaou | L | 0-2 |
| Giraldilla Int. XD | 2017/04/12 10:41 | Thomas Sibbald v Mikhail Lavrikov | L | 1-2 |
| Dutch Open | 2016/10/12 11:15 | Zvonimir Durkinjak v Thomas Sibbald | L | 2-0 |
| Giraldilla Int. XD | 2016/10/11 11:54 | Tobias Mund v Thomas Sibbald | W | 0-2 |
| Swiss Open - Kvalifikation - Damedouble | 2018/11/14 11:00 | Tom Soderstrom v Jack Taylor | L | 2-0 |