16-08-2021
| Wedstrijd | Winnaar | Verliezer | Uitslag |
|---|---|---|---|
| VR H12 | Tim Hielegems | Dirk Vandenbulcke | ff |
| HR B23 | Arne Verschueren | Joren Wouters | 6/3 6/3 |
| HR H08 | Toon Kellen | Luc Aertgeerts | 7/5 2/6 6/2 |
| DK B34 | Dominique Gilles | Ellen Verdrengh | 6/1 6/1 |
| SV B33 | Walter Merens | Henri Godts | 6/1 6/0 |
| HR B14 | Kris Beyen | Lucas Delabastita | 6/2 6/1 |
| D2 H08 | Charlotte Van Aerschot / Andre Minnen | Wim Demeyere / Hilde Libbrecht | 6/4 6/4 |
| D2 B28 | Tom Boogaerts / KOEN ELSEN | Jarne Smets / Wouter Hoegaerts | 6/4 6/2 |
| D2 B07 | Harry Laureys / FRANCOIS DE JAEGERE | Kurt Somers / Petra Vannoten | 6/7 6/2 1/0 |
| DD2 B24 | Peggy Timmermans / Leen Claes | Susan Vermeij / Lieve Torbeyns | 6/2 6/4 |
| D2 B26 | Peter Wens / Nathalie Klaykens | NIKKI GAUBLOMME / Tom Vandeplas | 6/2 6/1 |
| VR B09 | Piet Nuttin | Bart Lemmens | 7/5 6/0 |
| D2 B09 | Marnik Beyen / Dieter Vangodtsenhoven | Pieter-Jan Ghesquiere / Bie Cleynhens | 6/0 6/2 |
| VR B21 | Wilfried Corten | Johan Mine | 5/7 7/5 7/6 |
| D1 B32 | Arno De Cuyper / Bram De Baerdemaeker | Ken L'Eglise / Bram Verbinnen | 6/1 6/4 |
| D2 H06 | An Walder / Hannelore Vanlinthout | Frank Baert / Danny De Grieck | 6/3 7/5 |
| DG B33 | Jef Geens / Valerie Philippaerts | Kris Nijs / Ann Boffé | 6/4 6/0 |
| VR H17 | Geert Verbiest | Jan Aerts | 6/2 6/2 |
| HK B33 | Jeroen De Wolf | Rutger Verbiest | 6/0 6/2 |
| DV B28 | Kris Beyen / Adriano Summa | Michael Verwimp / Piet Philippe | 6/3 3/6 1/0 |
| DD1 B24 | Dominique Gilles / Sandra Taelemans | Petra Vanelderen / Esther Witpas | 6/0 6/2 |
| DV B21 | Wim De Wachter / Franky Sinap | Kurt Somers / Rudy Debecker | 6/2 7/5 |
| DD1 B25 | Leen Verheyden / Katrien Jans | Julie Piron / Lies Matthys | 6/3 6/4 |
| HR H02 | Tim De Rycke | FRANCOIS DE JAEGERE | 6/2 6/4 |
| HR H04 | Tom Vandeplas | Bart Schepers | 6/1 6/1 |
| DD1 B22 | Amber Wouters / Mieke Claes | Britt Winnepenninckx / Hilde Walder | 6/3 6/2 |
| DV B27 | Stef De Cuyper / Paul Sauvillers | Peter Wens / Frank Vaernewyck | 7/5 7/5 |
| HR B21 | Davy Van Kerkhoven | Jasper Callaerts | 6/1 6/0 |
| HK B24 | Gert Elsen | Bram Verbinnen | ff |
| HK H23 | Jo Vaeremans | Bram Verbinnen | ff |