Kaichi Uchida 7-6,6-3 Guy Den Heijer 2021-06-23 09:00
Stadium: Centre Court Round: 25 Ground: Clay
Home History
| Challenger Salinas 2 | 2021/04/28 15:00 | Kaichi Uchida v Camilo Ugo Carabelli | 5-7,4-6 |
| Challenger Salinas | 2021/04/19 21:05 | Kaichi Uchida v Adrian Menendez-Maceiras | 4-6,4-6 |
| Challenger Oeiras Qual | 2021/04/04 10:00 | Kaichi Uchida v Filip Cristian Jianu | 2-6,5-7 |
| Challenger Oeiras | 2021/03/29 15:45 | Kaichi Uchida v Riccardo Bonadio | 6-3,4-6,6-7 |
| Challenger Lugano | 2021/03/21 12:40 | Sandro Ehrat v Kaichi Uchida | 6-3,7-6 |
| ITF M25 La Nucia | 2021/03/17 12:25 | Kaichi Uchida v Carlos Sanchez Jover | 2-6,4-6 |
| ITF M25 Vale Do Lobo | 2021/03/14 11:30 | Kaichi Uchida v Sebastian Fanselow | 5-7,7-6,7-6 |
| ITF M25 Vale Do Lobo | 2021/03/13 11:00 | Kaichi Uchida v Kenny de Schepper | 6-2,4-6,6-2 |
Away History
| ITF M25 Alkmaar | 2021/06/21 18:00 | Vladimir Ivanov v Guy Den Heijer | 3-6,6-7 |
| ITF M25 Alkmaar | 2021/06/20 17:00 | Alec Deckers v Guy Den Heijer | 3-6,7-6,4-10 |
| ITF M25 Vic | 2021/05/16 08:00 | Mateus Alves v Guy Den Heijer | 6-2,6-3 |
| ITF M15 Valldoreix | 2021/05/09 13:00 | Guy Den Heijer v Pol Amoros Ramos | 3-6,2-6 |
| ITF M15 Majadahonda | 2021/05/02 16:15 | Taiyo Yamanaka v Guy Den Heijer | 6-7,6-3,11-9 |
| ITF M15 Antalya | 2021/03/25 07:00 | Guy Den Heijer v Juan Pablo Paz | 1-6,2-6 |
| ITF M15 Antalya | 2021/03/24 06:30 | Guy Den Heijer v Carlo Alberto Fossati | 6-2,6-3 |
| ITF M15 Antalya | 2021/03/22 07:00 | Guy Den Heijer v Vladislav Gorbatenko | 7-5,6-0 |