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Constant Orbaan
Number of games in database: 79
Years covered: 1950 to 1967
Overall record: +10 -53 =16 (22.8%)*
   * Overall winning percentage = (wins+draws/2) / total games.

Repertoire Explorer
Most played openings
A07 King's Indian Attack (12 games)
C68 Ruy Lopez, Exchange (6 games)
C11 French (3 games)
A46 Queen's Pawn Game (3 games)
B45 Sicilian, Taimanov (3 games)
A54 Old Indian, Ukrainian Variation, 4.Nf3 (3 games)
C02 French, Advance (3 games)
B13 Caro-Kann, Exchange (2 games)
A04 Reti Opening (2 games)
C65 Ruy Lopez, Berlin Defense (2 games)

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(born May-25-1918, died Dec-18-1990, 72 years old) Netherlands

[what is this?]
He was an International Arbiter.

 page 1 of 4; games 1-25 of 79  PGN Download
Game  ResultMoves YearEvent/LocaleOpening
1. C Orbaan vs J T Barendregt  1-0451950NED-chC68 Ruy Lopez, Exchange
2. C B van den Berg vs C Orbaan  1-0321950NED-chC11 French
3. C Orbaan vs H Kramer 0-1251950NED-chA07 King's Indian Attack
4. T van Scheltinga vs C Orbaan  1-0611950NED-chD65 Queen's Gambit Declined, Orthodox, Rubinstein Attack, Main line
5. C Orbaan vs Euwe  0-1351950NED-chC65 Ruy Lopez, Berlin Defense
6. C Orbaan vs E Spanjaard  0-1411950NED-chA07 King's Indian Attack
7. F Henneberke vs C Orbaan  ½-½521950NED-chD37 Queen's Gambit Declined
8. C Orbaan vs J H Donner  1-0461950NED-chC68 Ruy Lopez, Exchange
9. W J Muhring vs C Orbaan  1-0401950NED-chD61 Queen's Gambit Declined, Orthodox, Rubinstein Attack
10. C Orbaan vs L Stumpers  ½-½161950NED-chC65 Ruy Lopez, Berlin Defense
11. Cortlever vs C Orbaan  1-0461950NED-chA04 Reti Opening
12. J H Donner vs C Orbaan  1-0441954NED-chD40 Queen's Gambit Declined, Semi-Tarrasch
13. C Orbaan vs J van den Bosch  1-0451954NED-chB50 Sicilian
14. Euwe vs C Orbaan  1-0271954NED-chE00 Queen's Pawn Game
15. C Orbaan vs L Klaeger  0-1281954GSC TournamentC75 Ruy Lopez, Modern Steinitz Defense
16. C Orbaan vs H Bouwmeester  0-1401956HoogovensB13 Caro-Kann, Exchange
17. F Roessel vs C Orbaan  0-1301956HoogovensB45 Sicilian, Taimanov
18. C Orbaan vs Pilnik 0-1321956HoogovensD78 Neo-Grunfeld, 6.O-O c6
19. T van Scheltinga vs C Orbaan  1-0251956HoogovensE62 King's Indian, Fianchetto
20. C Orbaan vs R Toran Albero  0-1581956HoogovensA07 King's Indian Attack
21. C Orbaan vs F Scafarelli  0-1581956HoogovensA07 King's Indian Attack
22. Stahlberg vs C Orbaan  1-0421956HoogovensE74 King's Indian, Averbakh, 6...c5
23. C Orbaan vs A Matanovic  0-1281956HoogovensC68 Ruy Lopez, Exchange
24. H Kramer vs C Orbaan  ½-½451956HoogovensA12 English with b3
25. A Kolarov vs C Orbaan  ½-½501957Wageningen ZonalE88 King's Indian, Samisch, Orthodox, 7.d5 c6
 page 1 of 4; games 1-25 of 79  PGN Download
  REFINE SEARCH:   White wins (1-0) | Black wins (0-1) | Draws (1/2-1/2) | Orbaan wins | Orbaan loses  

Kibitzer's Corner
Mar-30-11  Sem: Constant OIrbaan was born in Harderwijk. For years he was a journalist for the national daily NRC and also a referee.
Premium Chessgames Member
  wordfunph: "Constant, 72, was a fixture at Dutch chess events. Kindly, gentle, and chivalrous, he was one of the earliest chess professionals. He devoted his life to chess and his passing was a great tragedy."

- Yasser Seirawan (in 1991)

rest in peace, Master Orbaan..

Premium Chessgames Member
  offramp: He is mentioned in the anecdote on Pim Muhring's page.
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