Participant of

7th olimpiad, Stockholm
8th Hoogoven tournament, Beverwijk
International tournament, Maastricht
1st world correspondence championship
Belgium vs. Netherlands, Antwerp
West-European zonal tournament, Hilversum
Wilhelmina tournament, Terwinselen
10th Hoogoven tournament, Beverwijk
11th Hoogoven tournament, Beverwijk
12th Hoogoven tournament, Beverwijk
Belgium vs. Netherlands, Antwerp
9th olimpiad, Dubrovnik
World chess tournament, Amsterdam
14th Hoogoven tournament, Beverwijk
15th Hoogoven tournament, Beverwijk
International tournament, Venice
International rapid tournament, Leiden
2nd An Tóstal tournament, Cork
19th Hoogoven tournament, Beverwijk
Zonal tournament, Dublin
20th Hoogoven tournament, Beverwijk
21st Hoogoven tournament, Beverwijk
Match Netherlands vs. Belgium, Deventer
24th Hoogoven tournament, Beverwijk
25th Hoogoven tournament, Beverwijk
Zonal tournament zone 1, Enschede
26th Hoogoven tournament, Beverwijk
4th European team championship preliminary 1, Barcelona
30th Hoogoven tournament, Wijk aan Zee
16th IBM tournament, Amsterdam
1st van Welzenes tournament, Willemstad
2nd van Welzenes tournament, Willemstad
3rd van Welzenes tournament, Willemstad
4th van Welzenes tournament, Willemstad
5th van Welzenes tournament, Willemstad
OHRA tournament, Amsterdam