| Internacional da Bulgária - Duplas Masculinas | 2019/10/04 08:40 | Mueller/Scheiwiller v Nenchev/Vlaar | L | 2-0 |
| Bulgarian Open MD | 2019/08/13 11:30 | Lauritzen/Muurholm v Nenchev/Vlaar | L | 2-0 |
| Hellas Open MD | 2019/08/09 13:30 | Adam/Maio v Nenchev/Vlaar | L | 2-0 |
| Hellas Open MD | 2019/08/09 09:00 | Nenchev/Vlaar v Krapez/Spoljarec | W | 2-0 |