Sascha Gueymard Wayenburg
2021
| US OPEN JUNIOR | [11] | Semi |
| WIMBLEDON JUNIOR | Semi | |
| J1 ROEHAMPTON | 3R | |
| ROLAND GARROS JUNIOR | 3R | |
| J2 HANNOVER | [7] | 1R |
| J2 TRIBUSWINKEL | [8] | 1R |
| J2 OBERPULLENDORF | 1R | |
| J1 VILLENA | [14] | 2R |
| J2 BENICARLO | [7] | 1R |
| J2 VALENCIA | [4] | 1R |
| J2 SIAULIAI | [6] | Semi |
| J3 MANACOR | [4] | 2R |
| J1 SVYATOPETRIVSKEVILLAGE | [4] | 1R |
2020
| J4 ARLON | [4] | Semi |
| J3 MANACOR-2 | [1] | Quarter |
| J1 PRAGUEWEST | Final | |
| J2 BRATISLAVA | Quarter |
Nation
FRA
Age
22 years old (born in 2003)
World Ranking
ATP Ranking　200th
Year-end Junior World Ranking
- Year-end 2019 406th
Match Details
2021 US OPEN JUNIOR
| W | 2R | Ryan Colby | 7-6 3-6 6-3 |
| W | 3R | Viacheslav Bielinskyi | 7-5 7-6 |
| W | QF | Petr Nesterov | 0-6 6-4 6-4 |
| L | SF | Juncheng Shang | 4-6 4-6 |
2021 WIMBLEDON JUNIOR
| W | 1R | Hamad Medjedovic | 2-6 6-2 6-4 |
| W | 2R | Viacheslav Bielinskyi | 7-5 3-6 6-2 |
| W | 3R | Adolfo Daniel Vallejo | 7-5 7-5 |
| W | QF | Bruno Kuzuhara | 6-7 6-4 6-2 |
| L | SF | Samir Banerjee | 6-7 6-4 2-6 |
2021 J1 ROEHAMPTON
| W | 1R | Lui Maxted | 6-4 6-3 |
| W | 2R | Dali Blanch | 6-4 6-3 |
| L | 3R | Jack Pinnington Jones | 4-6 5-7 |
2021 ROLAND GARROS JUNIOR
| W | 1R | Igor Kudriashov | 3-6 6-3 7-5 |
| W | 2R | Pierre Yves Bailly | 2-6 6-2 6-4 |
| L | 3R | Daniel Merida Aguilar | 6-3 2-6 3-6 |
2021 J2 HANNOVER
| L | 1R | Edas Butvilas | 6-2 1-6 4-6 |
2021 J2 TRIBUSWINKEL
| L | 1R | Vojtech Petr | 3-6 5-7 |
2021 J2 OBERPULLENDORF
| L | 1R | Henrique Rocha | 3-6 6-2 6-7 |
2021 J1 VILLENA
| L | 2R | Daniel Merida | 6-7 6-4 2-6 |
2021 J2 BENICARLO
| L | 1R | Artem Podorozhnyi | 3-6 6-2 4-6 |
2021 J2 VALENCIA
| L | 1R | Artur Kukasian | 4-6 6-7 |
2021 J2 SIAULIAI
| W | 1R | Daniele Minighini | 6-7 6-3 7-6 |
| W | 2R | Daniel Merida | 6-3 6-1 |
| W | QF | Edas Butvilas | 6-1 7-5 |
| L | SF | Adam Jurajda | 4-6 6-7 |
2021 J3 MANACOR
| W | 1R | Lennon Roark Jones | 4-6 6-4 6-2 |
| L | 2R | Alejandro Manzanera Pertusa | 5-7 4-6 |
2021 J1 SVYATOPETRIVSKEVILLAGE
| L | 1R | Daniil Ostapenkov | 3-6 6-4 3-6 |
2020 J4 ARLON
| W | 1R | Thibault Dorval | 6-3 6-0 |
| W | 2R | Maximilian Homberg | 6-1 6-3 |
| W | QF | Marcel Politowicz | 6-3 6-0 |
| L | SF | Szymon Kielan | 6-7 6-1 6-7 |
2020 J3 MANACOR-2
| W | 1R | Gerard Planelles Ripoll | 7-6 6-4 |
| W | 2R | Jip Van Assendelft | 6-4 6-2 |
| L | QF | Marc Othman Ktiri | 5-7 3-6 |
2020 J1 PRAGUEWEST
| W | 1R | Daniel Linkuns-Morozovs | 7-6 6-3 |
| W | 2R | Alexandr Koliev | 6-2 6-3 |
| W | 3R | Jip Van Assendelft | 6-4 6-7 6-1 |
| W | QF | Michal Novansky | 6-2 6-4 |
| W | SF | Borna Devald | 6-4 6-3 |
| L | F | Mans Dahlberg | 5-7 2-6 |
2020 J2 BRATISLAVA
| W | 1R | Jaroslav Smedek | 4-6 7-5 6-0 |
| W | 2R | Marko Stakusic | 3-6 6-3 3-2 |
| L | QF | Jesse De Jager | 3-6 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10179, Number of registered players: 6,443, Number of registered results: 375,166