Stadium: Court 1 Round: 25 Ground: Carpet indoor
| Davis Cup | 2021/09/18 08:00 | Altug Celikbilek v Robert Strombachs | 7-6,6-4 |
| ITF - M15 - Monastir | 2021/09/07 09:30 | Terence Atmane v Robert Strombachs | 6-2,7-6 |
| ITF M15 - Lodz | 2021/08/17 08:00 | Robert Strombachs v Wilson Leite | 5-7,4-6 |
| ITF M15 - Gdynia | 2021/08/11 08:00 | Robert Strombachs v Pawel Juszczak | 4-6,7-6,4-6 |
| ITF - M15 - Monastir | 2021/07/01 10:35 | Robert Strombachs v Luca Giacomini | 4-6,1-6 |
| ITF - M15 - Monastir | 2021/06/30 08:30 | Robert Strombachs v Antonio Cayetano March | 6-3,7-5 |
| ITF M25 - Montauban | 2021/06/23 13:15 | Titouan Droguet v Robert Strombachs | 6-4,4-6,6-2 |
| ITF M25 - Montauban | 2021/06/21 17:15 | Robert Strombachs v Thibault Verdier | 6-1,6-1 |
| 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 - M15 - Monastir | 2021/05/16 11:00 | Rayen Zribi v Antoine Monaco | 3-6,0-6 |
| ITF M15 - Sarreguemines | 2020/10/26 13:50 | Arthur Bouquier v Antoine Monaco | 6-3,7-6 |
| ITF M15 - Sarreguemines | 2020/10/25 10:35 | Antoine Monaco v Alexis Canter | 4-6,6-2,11-9 |
| ITF M15 - Forbach | 2020/09/28 10:40 | Antoine Monaco v Luigi Sorrentino | 6-4,1-6,10-12 |
| ITF M25 - Plaisir | 2020/09/13 15:00 | Antoine Monaco v Samuel Brosset | 5-7,6-3,5-10 |