| Giraldilla Int. - Mixed dubbel | 2018/11/30 11:00 | Samuel O'Brien Ricketts v Colin Hammarberg | W | 0-2 |
| Swiss Open - Damdubbel - Kval | 2018/11/29 09:20 | Colin Hammarberg v David King | W | 2-1 |
| Swiss Open - Damdubbel - Kval | 2018/11/28 15:00 | Cholan Kayan v Colin Hammarberg | W | 0-2 |
| Swiss Open - Damdubbel - Kval | 2018/11/28 11:30 | Alex Marritt v Colin Hammarberg | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/01/12 08:30 | Pierrick Cajot v Colin Hammarberg | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/01/11 17:30 | Colin Hammarberg v Mikk Ounmaa | W | 2-0 |
| Swiss Open - Damdubbel - Kval | 2019/01/10 10:30 | Arturo Hernandez v Talar Laa | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2016/09/06 09:10 | Talar Laa v Chico Aura Dwi Wardoyo | L | 1-2 |