Karen Ashotovich Grigorian vs Mikhail Tal
USSR Championship Moscow URS round 12 1973.10.17
King’s Indian Defense: Sämisch Variation 1-0

Karen Ashotovich Grigorian vs Goran Antunac
URS-YUG Leningrad URS round 2 1964.06.??
English Opening: Symmetrical Variation, Botvinnik System 1/2-1/2

Boris Gulko vs Karen Ashotovich Grigorian
URS-ch Young Masters Vilnius 1971.??.??
Old Indian Defense: Normal Variation 1-0

Vasily Smyslov vs Karen Ashotovich Grigorian
USSR Championship Moscow URS round 11 1976.12.13
Sicilian Defense: Najdorf Variation, Scheveningen Variation 1-0

David Bronstein vs Karen Ashotovich Grigorian
URS-ch sf Minsk 1983.??.??
Benko Gambit 1-0

Karen Ashotovich Grigorian vs Yuri Balashov
USSR Championship Leningrad URS round 4 1974.12.04
Dutch Defense 0-1

Karen Ashotovich Grigorian vs Boris Gulko
URS-ch FL45 Baku URS round 10 1977.10.??
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 0-1