| Hatzor Int MD | 2019/10/26 09:40 | Beketov/Makhnovskiy v Hammes/Klauer | W | 0-2 |
| Hatzor Int MD | 2019/10/25 14:00 | Hiram/Yusim v Hammes/Klauer | W | 0-2 |
| Hatzor Int MD | 2019/10/25 10:00 | Belenki/Schwartzman v Hammes/Klauer | W | 0-2 |
| Dutch Open - Herrdubbel | 2019/10/09 13:15 | Mairs/Hemming v Hammes/Klauer | L | 2-0 |
| Dutch Open - Herrdubbel | 2019/10/09 13:15 | Hemming/Mairs v Hammes/Klauer | L | 2-0 |
| Belgian Int. - Herrdubbel | 2019/09/12 15:10 | Hammes/Klauer v Clare/Flynn | L | 0-2 |
| Hellas Int. - Herrdubbel | 2019/05/04 15:30 | Capar/Sonmez v Hammes/Klauer | L | 2-1 |
| Hellas Int. - Herrdubbel | 2019/05/04 11:00 | Anjo/Carvalho v Hammes/Klauer | W | 1-2 |
| Dutch Open - Herrdubbel | 2019/10/09 12:35 | Liao/Su v Nikulov/Serpionov | L | 2-0 |
| Polen - Int. - Herrdubbel | 2019/09/21 13:20 | Boichinov/Makarski v Nikulov/Serpionov | L | 2-1 |
| VM - Herrdubbel | 2019/08/21 07:40 | Astrup/Rasmussen v Nikulov/Serpionov | L | 2-0 |
| VM - Herrdubbel | 2019/08/19 16:10 | Nikulov/Serpionov v Janacek/Svejda | W | 2-1 |
| Russia Open - Herrdubbel | 2019/07/17 05:20 | Khakimov/Zinchenko v Nikulov/Serpionov | L | 2-0 |
| Orleans Masters - Herrdubbel - Kval | 2019/03/19 10:20 | Greco/Strobl v Nikulov/Serpionov | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/10/31 13:25 | Nikulov/Serpionov v Ellis/Langridge | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/07/25 06:40 | George/Shukla v Nikulov/Serpionov | L | 2-0 |