Stadium: Hard 20 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Heraklion MD | 2021/11/20 13:00 | Bergevi/Wehnelt v Lemstra/Romios | 6-4,3-6,10-12 |
| ITF M15 Heraklion MD | 2021/11/19 12:30 | Lemstra/Romios v Kopp/Veldheer | 6-2,6-4 |
| ITF M15 Heraklion MD | 2021/11/16 14:30 | Kyratzis/Thanos v Lemstra/Romios | 4-6,3-6 |
| ITF M15 Heraklion MD | 2021/11/11 12:50 | Lemstra/Romios v Deckers/Houkes | 6-2,6-7,6-10 |
| ITF M15 Heraklion MD | 2021/11/09 13:35 | Lemstra/Romios v Sanghera/Tzicas | 6-0,6-1 |
| ITF M25 Wetzlar MD | 2021/08/04 16:25 | Lemstra/Romios v Hassan/Schmitz | 3-6,6-2,10-3 |