| ITF M25 Skopje | 06/06 09:50 | 25 | Ioannis Xilas v Sascha Gueymard Wayenburg | 0-6,2-6 | |
| French Open | 05/24 10:25 | 15 | [150] Camilo Ugo Carabelli v Sascha Gueymard Wayenburg [392] | 6-2,3-6,6-2 | |
| French Open | 05/22 12:30 | 14 | [392] Sascha Gueymard Wayenburg v Denis Kudla [139] | 6-4,6-3 | |
| ITF M25 Valldoreix | 05/10 08:00 | 25 | [435] Benjamin Winter Lopez v Sascha Gueymard Wayenburg [396] | 6-1,6-1 | |
| ITF M25 Sabadell | 05/02 11:00 | 25 | [386] Sascha G Wayenburg v Mathias Bourgue [382] | 3-6,0-6 | |
| ITF M25 Angers | 04/20 10:50 | 26 | Maxime Mora v Sascha Gueymard Wayenburg | 7-5,6-2 | |
| ITF M25 Angers | 04/18 13:05 | 25 | Louis Dussin v Sascha Gueymard Wayenburg | 2-6,2-6 | |
| ITF M15 Lons-le-Saunier | 04/09 13:00 | 29 | Sascha Gueymard Wayenburg v Florian Broska | 6-4,7-6 | |
| ITF M15 Lons-le-Saunier | 04/08 13:00 | 28 | Alec Deckers v Sascha Gueymard Wayenburg | Walkover | |
| ITF M15 Lons-le-Saunier | 04/07 09:50 | 27 | [420] Sascha Gueymard Wayenburg v Lucas Poullain [483] | 6-4,5-7,6-4 | |
| ITF M15 Lons-le-Saunier | 04/06 09:00 | 26 | Sascha Gueymard Wayenburg v Nikolay Vylegzhanin | 7-5,6-1 | |
| ITF M15 Lons-le-Saunier | 04/04 13:55 | 25 | Sascha Gueymard Wayenburg v Leo Raquillet | 6-1,6-1 | |
| Challenger Lille | 03/27 17:00 | 25 | [455] Kyrian Jacquet v Sascha Gueymard Wayenburg [469] | 5-7,7-6,6-4 | |
| Challenger St Brieuc | 03/23 12:55 | 26 | [469] Sascha Gueymard Wayenburg v Harold Mayot [246] | 3-6,2-6 | |
| Challenger St Brieuc | 03/22 10:00 | 25 | [298] Jonas Forejtek v Sascha Gueymard Wayenburg [469] | 2-6,3-6 | |
| ITF M15 Poitiers | 03/19 14:00 | 29 | Antoine Ghibaudo v Sascha Gueymard Wayenburg | 6-7,4-6 | |
| ITF M15 Poitiers | 03/18 13:30 | 28 | [477] Kalin Ivanovski v Sascha Gueymard Wayenburg [459] | 2-6,6-7 | |
| ITF M15 Poitiers | 03/17 14:00 | 27 | Simon Beaupain v Sascha Gueymard Wayenburg | 0-6,1-6 | |
| ITF M15 Poitiers | 03/16 10:30 | 26 | Marvin Moeller v Sascha Gueymard Wayenburg | 6-7,4-6 | |
| ITF M15 Poitiers | 03/15 12:00 | 25 | Andrea Guerrieri v Sascha Gueymard Wayenburg | 3-6,1-6 | |
| ITF M15 Creteil | 03/09 15:10 | 26 | Marvin Moeller v Sascha Gueymard Wayenburg | 7-5,7-5 | |
| ITF M15 Creteil | 03/07 11:10 | 25 | Bekhan Atlangeriev v Sascha Gueymard Wayenburg | 7-6,0-6,2-6 | |
| ATP Marseille | 02/19 16:15 | 14 | [432] Sascha Gueymard Wayenburg v Gijs Brouwer [160] | 4-6,4-6 | |
| ITF M15 Oberhaching | 02/18 12:45 | 28 | [432] Sascha Gueymard Wayenburg v Rudolf Molleker [326] | 6-7,3-6 | |
| ITF M15 Oberhaching | 02/17 10:55 | 27 | Sascha Gueymard Wayenburg v Jakob Schnaitter | 7-5,6-1 | |
| ITF M15 Oberhaching | 02/16 14:25 | 26 | Sascha Gueymard Wayenburg v Dylan Dietrich | 6-3,6-4 | |
| ITF M15 Oberhaching | 02/15 15:45 | 25 | Sascha Gueymard Wayenburg v Dominik Boehler | 6-3,6-7,6-3 | |
| ITF M15 Grenoble | 02/08 13:35 | 25 | Sascha Gueymard Wayenburg v Nikolay Vylegzhanin | 6-7,6-7 | |
| ITF M25 Sunderland | 01/26 11:30 | 26 | Sascha Gueymard Wayenburg v Clement Chidekh | 7-6,1-6,2-6 | |
| ITF M25 Sunderland | 01/25 13:55 | 25 | Sascha Gueymard Wayenburg v Ewan Moore | Retired |