| UTR Pro Tennis Series Amsterdam | 2021/12/07 10:00 | Jip Van Assendelft v Kahlke, Jannis | 2-6,7-5,6-2 |
| UTR Pro Tennis Series Amsterdam | 2021/12/06 07:00 | Jip Van Assendelft v 데 크롬, 미치엘 | 2-6,6-2,1-6 |
| UTR Pro Tennis Series Amsterdam | 2021/11/07 09:00 | 드호, 벤자민 v Jip Van Assendelft | 3-6,4-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/06 16:00 | Nathan De Veer v Jip Van Assendelft | 2-6,3-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/05 09:00 | Jip Van Assendelft v 바탈진, 로렌스 | 7-6,6-2 |
| UTR Pro Tennis Series Amsterdam | 2021/11/04 12:00 | Jip Van Assendelft v Willems, Johann | 3-6,2-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/03 09:00 | Miko Wassermann v Jip Van Assendelft | 1-6,4-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/02 10:30 | 덴 헤이젤, 구이 v Jip Van Assendelft | 6-4,5-2 |
| UTR Pro Tennis Series Amsterdam | 2021/12/07 08:30 | 데 크롬, 미치엘 v Rob Van Den Berg | 5-7,6-3,5-2 |