| Ronde 4 |
| di 29-03-2011 |  DIOS | - |  WSDV 3 | | 4 | - | 4 | | | |
| Marcel Knipper (1300) | - | Simon Oosting (1140) | | 1 | - | 1 | 3 | | Partij |
| Theo Stoverinck (1101) | - | Anton van Drumpt (1124) | | 1 | - | 1 | 2 | |
| Han Seinhorst (1245) | - | Hans Dammingh (1085) | | 1 | - | 1 | 1 | |
| Frits Zegelink (1209) | - | Gerrit Valkenburg (1015) | | 1 | - | 1 | 4 | |
| do 31-03-2011 |  DV VBI Huissen 2 | - |  BDV Bennekom | | 5 | - | 3 | | | |
| Jo Weijman (1125) | - | Ingrid de Kok (1112) | | 1 | - | 1 | | |
| Arno Arends (1155) | - | Onbekend | | 1 | - | 1 | | |
| Jan van Loenen Jr. (1227) | - | Hans Robben (1039) | | 2 | - | 0 | | |
| Emiel Leijser (1185) | - | Coen Bommel (1166) | | 1 | - | 1 | | |
| WSDV | - |  Denk en Zet Culemborg | | 3 | - | 5 | | | |
| Marcel Monteba (1335) | - | Pieter Steijlen (1402) | | 2 | - | 0 | | |
| Jesse van Beek (1126) | - | Pim Meurs (1512) | | 0 | - | 2 | 4 | | Partij  |
| Cor Langeveld (1112) | - | John van den Borst (1365) | | 1 | - | 1 | | |
| Arie Janssen van Doorn (1164) | - | Tjeerd Harmsma (1400) | | 0 | - | 2 | | |
| DV VBI Huissen 3 | - |  De Kroonschijf Ede | | 3 | - | 5 | | | |
| Remco Vredenberg (1065) | - | Peter Hoogteijling (1380) | | 0 | - | 2 | 2 | |
| Theo Willemsen (1033) | - | Rik Verboon (1170) | | 1 | - | 1 | 1 | |
| Gerard Boogaars (909) | - | Nico Valkenburg (1100) | | 1 | - | 1 | 4 | |
| Jan Linssen (1147) | - | Evert Jochemsen sr. (1125) | | 1 | - | 1 | 3 | | Partij |
