Stadium: Court 8 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2023/12/24 08:00 | Thando Longwe-Smit v Michalis Sakellaridis | 3-6,6-1,3-10 |
| ITF M15 Monastir | 2023/07/23 07:30 | Toufik Sahtali v Thando Longwe-Smit | 6-4,3-6,10-1 |
| ITF M15 Monastir | 2023/07/16 08:00 | Thando Longwe-Smit v Enrico Giacomini | 6-4,6-7,6-10 |
| UTR Series NIT | 2023/05/19 21:30 | Thando Longwe-Smit v Raffaello Papajcik | 6-2,6-4 |
| ITF South Africa F2 | 2018/11/27 08:00 | Cameron Green v Thando Longwe-Smit | 7-5,6-3 |
| ITF South Africa F3 Qual | 2017/12/04 07:50 | Nicholas Bybel v Thando Longwe-Smit | 6-3,6-1 |
| ITF South Africa F3 Qual | 2017/12/03 12:00 | Thando Longwe-Smit v Wikus Robbertse | 7-5,6-1 |
| ITF South Africa F2 Qual | 2017/11/25 10:45 | Thando Longwe-Smit v Alex Brenner | 3-6,6-7 |
| ITF M15 Monastir | 2023/12/24 08:00 | Ye Hongyu v Thomas Mathys | 6-3,6-3 |
| ITF M25 Heraklion | 2023/11/27 11:00 | Anthony Genov v Thomas Mathys | 6-3,6-2 |
| ITF M25 Heraklion | 2023/11/27 08:00 | Thomas Mathys v Nazar Oliynykov | 6-2,3-6,10-4 |
| ITF M15 Heraklion | 2023/11/19 11:15 | Thomas Mathys v Anthony Genov | 0-6,1-6 |
| ITF M25 Sion | 2023/08/28 17:25 | Thomas Mathys v Stepan Pecak | 2-6,2-6 |
| ITF M25 Sion | 2023/08/27 14:15 | Batiste Guerra v Thomas Mathys | 1-6,2-6 |
| ITF M15 Caslano | 2023/08/20 14:50 | Lorenzo Vatteroni v Thomas Mathys | 6-0,6-1 |
| ITF M25 Muttenz | 2023/08/14 14:00 | Jonas Schaer v Thomas Mathys | 6-3,5-7,10-4 |