Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF M25 Villers Les Nancy | 2021/11/08 10:40 | Mikail Alimli v Antoine Monaco | 1-6,2-6 |
| ITF M25 Villers Les Nancy | 2021/11/07 10:20 | Antoine Monaco v Liova Ajavon | 6-4,6-2 |
| ITF M25 Saint Dizier | 2021/11/02 14:55 | Antoine Monaco v Jelle Sels | 3-6,4-6 |
| ITF M25 Sarreguemines | 2021/10/24 09:25 | Constantin Bittoun Kouzmine v Antoine Monaco | 6-2,7-5 |
| ITF M15 Forbach | 2021/09/28 09:55 | Robert Strombachs v Antoine Monaco | 6-4,6-2 |
| ITF M25 Trier | 2021/08/23 08:30 | Aliaksandr Bulitski v Antoine Monaco | 6-1,6-4 |
| ITF M15 Monastir | 2021/05/26 08:30 | Uisung Park v Antoine Monaco | 7-5,6-1 |
| ITF M15 Monastir | 2021/05/17 09:00 | Yuta Kikuchi v Antoine Monaco | 6-3,6-2 |
| ITF M25 Sarreguemines | 2021/10/27 14:00 | Calvin Hemery v Milan Welte | 6-4,6-2 |
| ITF M25 Hamburg | 2021/10/19 11:25 | Henri Squire v Milan Welte | 6-2,6-2 |
| ITF M25 Hamburg | 2021/10/17 13:15 | Milan Welte v Ben Jones | 6-4,6-4 |
| ITF M25 Hamburg | 2021/10/17 10:10 | Milan Welte v Sean Marcel Saal | 6-1,6-2 |
| ITF M15 Forbach | 2021/09/29 13:00 | Arthur Reymond v Milan Welte | 6-1,6-7,6-4 |
| ITF M25 Pardubice | 2021/09/23 09:00 | Robin Stanek v Milan Welte | 6-2,6-4 |
| ITF M25 Pardubice | 2021/09/21 11:55 | Milan Welte v Pawel Juszczak | 6-4,6-3 |
| ITF M15 Allershausen | 2021/09/01 12:05 | Milan Welte v Niklas Schell | 6-3,2-6,3-6 |