Stadion: Court 21 Round: 26 Ground: Clay
| ITF - M15 - Antalya - Herrendoppel | 2021/04/27 13:25 | Heller/Vanneste v Ehrat/Martinez | 6-7,4-6 |
| ITF - M25 - Meerbusch - Herrendoppel | 2021/04/16 15:10 | Durasovic/Eriksson v Heller/Vanneste | 1-6,7-5,10-8 |
| ITF - M25 - Meerbusch - Herrendoppel | 2021/04/15 15:00 | Pichler/Wehnelt v Heller/Vanneste | 7-5,6-7,7-10 |
| ITF - M25 - Meerbusch - Herrendoppel | 2021/04/14 13:45 | Visker/Zima v Heller/Vanneste | 2-6,4-6 |
| ITF - M15 - Antalya - Herrendoppel | 2021/03/20 11:50 | Heller/Vanneste v Bertuccioli/Den Heijer | 6-1,6-1 |
| ITF - M15 - Antalya - Herrendoppel | 2021/03/19 11:40 | Heller/Vanneste v Cozbinov/Valkusz | 6-0,6-2 |
| ITF - M15 - Antalya - Herrendoppel | 2021/03/18 12:00 | Heller/Vanneste v Medjedovic/Miladinovic | 6-2,7-5 |
| ITF - M15 - Antalya - Herrendoppel | 2021/03/13 12:30 | Heller/Vanneste v Krutykh/Paz | 5-7,6-4,7-10 |