Ground: Hardcourt outdoor
| ITF M15 Tucuman | 2023/02/21 19:05 | Alejo Lorenzo Lingua Lavallen v Tomas R Sierra | 7-6,6-1 |
| ITF M15 Antalya | 2021/11/29 13:50 | Pol Amoros Ramos v Tomas R Sierra | 6-3,3-6,11-9 |
| ITF M15 Antalya | 2021/11/29 06:00 | Ivan Kazakov v Tomas R Sierra | 4-6,1-6 |
| ITF M15 Antalya | 2021/11/22 06:30 | Tomas R Sierra v Jaime Faria | 4-6,6-4,8-10 |
| ITF M15 Antalya | 2021/11/16 11:30 | Ilya Snitari v Tomas R Sierra | 6-2,7-6 |
| ITF M15 Antalya | 2021/11/15 08:15 | Tomas R Sierra v Obrad Markovski | 4-6,6-2,10-6 |
| ITF M15 Antalya | 2021/11/14 06:30 | Tomas R Sierra v David Hough | 7-5,6-2 |
| ITF M15 Platja D'Aro | 2021/10/05 08:30 | Max Houkes v Tomas R Sierra | 6-2,6-0 |
| ITF M15 Villers Les Nancy | 2024/10/14 10:20 | Twan Van Zijl v Lucas Marionneau | 2-6,0-6 |
| ITF M15 Villers Les Nancy | 2024/10/13 12:20 | Twan Van Zijl v Evan Jarzaguet | 6-3,6-3 |
| ITF M15 Grodzisk Mazowiecki | 2024/10/01 08:00 | Twan Van Zijl v Leyton Rivera | 6-7,4-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/09/30 14:30 | Twan Van Zijl v Alexander Maggs | 6-3,6-2 |
| ITF M15 Haren | 2024/09/02 10:30 | Lars Wagenaar v Twan Van Zijl | 7-6,6-1 |
| ITF M15 Eupen | 2024/08/06 16:00 | Twan Van Zijl v Philip Hjorth | 2-6,0-6 |
| ITF M15 Eupen | 2024/08/05 12:30 | Jurriaan Bol v Twan Van Zijl | 6-4,6-2 |
| ITF M15 Eupen | 2024/08/05 08:00 | Louis Herman v Twan Van Zijl | 6-4,3-6,7-10 |