| Sa 30 Apr | | |  | VZF/BRABO |
Belgische Open Kampioenschappen (50m, 8l) | | International |
| Fr 29 Apr | | | | VZF/BRABO |
Belgische Open Kampioenschappen (50m, 8l) | | International |
| Mo 25 Apr | | |  | WZC |
Paasmeeting dag 2 (25m, 6l) | | |
| Su 24 Apr | | | | WZC |
Paasmeeting (25m, 6l) | | |
| Fr 22 Apr | | |  | ZOLA/BRABO |
20° Antwerp International Youth Swimming Cup 2011 (50m, 8l) | | Flanders V1 |
| Su 17 Apr | | | | HZS |
LANGE AFSTAND (25m, 6l) | | |
| | | | ZNA |
ZNA Sprintwedstrijd (50m, 8l) | | Flanders V2 |
| Su 10 Apr | | | | MEGA |
ARSC FINALES (25m, 5l) | | |
| | | | LWB |
Gewone wedstrijd (25m, 5l) | | |
| | | | GZVN |
Omgekeerde Lange Afstand (25m, 6l) | | |
| Sa 09 Apr | | | | MEGA |
ARSC 2011 (25m, 5l) | | |
| | | | AZS |
AZS Classic Swimming Meeting (25m, 8l) | | Flanders V2 |
| Su 03 Apr | | | | VZV |
5de Dag West-Vlaams Interclubtornooi (25m, 6l) | | |
| | | | TSZ |
6de dag B&C (25m, 6l) | | |
| | | | ZDML |
Sprintwedstrijd ZDML (25m, 6l) | | |
