Stadium: Court 2 Round: 54 Ground: Clay
| ITF M15 Antalya | 2021/04/29 07:30 | Mick Veldheer v Francesco Forti | 5-7,1-6 |
| ITF M15 Antalya | 2021/04/27 10:30 | Mick Veldheer v Jumpei Yamasaki | 4-6,6-1,6-0 |
| ITF M25 Meerbusch | 2021/04/11 12:30 | Mick Veldheer v Alessio Vasquez | 1-6,6-0,9-11 |
| Challenger Split | 2021/04/04 09:00 | Mick Veldheer v Uladzimir Ignatik | 1-6,3-6 |
| ITF M25 Biel | 2021/03/31 10:40 | Mick Veldheer v Alexis Gautier | 4-6,0-6 |
| ITF M25 Biel | 2021/03/30 10:00 | Mick Veldheer v Jakub Paul | 6-2,4-6,10-6 |
| ITF M25 Biel | 2021/03/29 14:30 | Mick Veldheer v Jan Sebesta | 6-3,6-1 |
| ITF M15 Poitiers | 2021/03/17 09:00 | Mick Veldheer v Martin Breysach | 1-6,6-4,6-7 |