Stadium: Court 2 Round: 44 Ground: Clay
| ITF - M25 Kiseljak | 2021/05/23 10:45 | Breut, Lilian v Link, Joel Vincent | 6-0,6-1 |
| ITF - M15 Brcko | 2021/05/18 08:15 | Nicolas Zanellato v Breut, Lilian | 6-4,6-4 |
| ITF - M15 Brcko | 2021/05/16 14:00 | Vladan Tadic v Breut, Lilian | 4-6,4-6 |
| ITF - M15 Prijedor | 2021/05/09 07:00 | Breut, Lilian v Barun, Bozo | 6-2,2-6,8-10 |
| ITF - M15 Monastir | 2021/04/20 08:00 | Giorgio Ricca v Breut, Lilian | 6-3,6-1 |
| ITF - M15 Monastir | 2021/04/18 13:00 | Breut, Lilian v Niklas Schell | 6-2,6-3 |
| ITF - M25 Faro | 2021/02/28 10:00 | Breut, Lilian v Tom Paris | 4-6,4-6 |
| ITF - M15 Bressuire | 2021/01/17 12:55 | Thomas Deschamps v Breut, Lilian | 6-4,6-2 |
| ITF - M25 Kiseljak | 2021/05/23 13:15 | Peters, Flemming v Maxim Krapivin | 3-6,7-5,10-6 |
| ITF M15 Troisdorf | 2021/05/10 08:00 | Peters, Flemming v Sidane Pontjodikromo | 4-6,1-6 |
| ITF M15 Troisdorf | 2021/05/09 08:00 | Maurus Malgiaritta v Peters, Flemming | 6-2,3-6,8-10 |
| ITF - M15 Antalya | 2021/05/04 07:00 | Peters, Flemming v Karl Friberg | 3-6,5-7 |
| ITF - M15 Antalya | 2021/04/25 07:00 | Peters, Flemming v Vojtech Mares | 3-6,3-6 |
| ITF M25 Meerbusch | 2021/04/11 13:30 | Alexis Boureau v Peters, Flemming | 6-7,6-3,10-8 |
| ITF - M15 Antalya | 2021/04/04 10:00 | Edouard Villoslada v Peters, Flemming | 6-4,6-1 |
| ITF - M15 Antalya | 2021/03/28 06:30 | Manuel Mazza v Peters, Flemming | 6-2,3-6,10-8 |