Stadium: B & B Court Round: 26 Ground: Clay
| Challenger Amersfoort MD | 2021/07/13 12:50 | de Jong J / Stevens B v De Jonge/Ouden | 4-6,6-7 |
| ITF M25 The Hague MD | 2021/07/03 12:55 | de Jong J / Stevens B v Brouwer G / Sels J | 6-3,6-4 |
| ITF M25 The Hague MD | 2021/07/02 15:50 | de Jong J / Stevens B v Nijboer/Veldheer | 7-6,6-2 |
| ITF M25 The Hague MD | 2021/07/01 15:15 | de Jong J / Stevens B v Barranco Cosano/Lopez Montagud | 6-4,7-6 |
| ITF M25 The Hague MD | 2021/06/29 11:05 | de Jong J / Stevens B v Wehnelt/Zahraj | 6-2,6-3 |
| ITF M25 Klosters MD | 2020/09/17 13:05 | de Jong J / Stevens B v Oberleitner/Zahraj | 6-7,0-6 |
| ITF - M25 Sunderland - Doubles Hommes | 2020/02/29 13:35 | de Jong J / Stevens B v Walkow S / Zielinski J | 4-6,4-6 |
| ITF - M25 Sunderland - Doubles Hommes | 2020/02/28 14:55 | Added D / Hoyt E v de Jong J / Stevens B | 6-3,3-6,6-10 |
| ATP Bastad MD | 2021/07/18 10:00 | Begemann A / Olivetti A v Arends S / Pel D | 4-6,2-6 |
| ATP Bastad MD | 2021/07/15 09:00 | Molteni/Vavassori v Begemann A / Olivetti A | 6-3,4-6,3-10 |
| ATP Bastad MD | 2021/07/13 14:30 | Matos/Monteiro v Begemann A / Olivetti A | 3-6,6-2,1-10 |
| Challenger Maia MD | 2020/12/04 16:50 | Glasspool/Heliovaara v Begemann A / Olivetti A | 6-3,6-4 |
| Challenger Maia MD | 2020/12/03 16:00 | Blancaneaux/Serdarusic v Begemann A / Olivetti A | 5-7,4-6 |
| Challenger Maia MD | 2020/12/01 15:25 | Halys Q / Lamasine T v Begemann A / Olivetti A | 3-6,6-7 |
| Challenger Ortisei MD | 2020/11/21 13:45 | Begemann A / Olivetti A v Sabanov/Sabanov | 6-3,6-2 |
| Challenger Ortisei MD | 2020/11/20 17:30 | Begemann A / Olivetti A v Forti/Gaio | 7-6,6-1 |