Karl Weinstock vs Baldur Hoenlinger
20th Trebitsch Memorial Vienna AUT round 3 1937.12.17
Nimzo-Indian Defense: Classical Variation, Belyavsky Gambit 1/2-1/2

Karlis Ozols vs Stefan Lazare
3rd Australian Open Melbourne AUS round 8 1952.01.04
Colle System: Rhamphorhynchus Variation 1-0

Karsten Rasmussen vs Per Naesby Andreasen
49th TCh-DEN XtraCon -11 Denmark DEN round 2.1 2010.11.07
English Rat: Pounds Gambit 1-0

Karthik R Arun vs Marek Lis
World Junior Championship Chotowa POL round 8 2010.08.11
Sicilian Defense: Accelerated Dragon 1-0

Katalin Szlabey vs Vaszilisz Metaxasz
17th Spring Festival Budapest HUN round 3 2001.03.18
Colle System: Rhamphorhynchus Variation 0-1

Kateryna Alexandrovna Lahno vs Anna Gasik
EYCC G14 Halkidiki GRE round 2 2001.09.01
Sicilian Defense: Nimzowitsch Variation 1-0

Kateryna Alexandrovna Lahno vs Parimarjan Negi
Lahno - Negi Match New Delhi IND round 14 2006.12.25
Sicilian Defense: Accelerated Dragon 1/2-1/2

Katrina Skinke vs Ticia Gara
Mindsports Beijing CHN round 7 2008.10.13
Sicilian Defense: Classical Variation 1-0

Kenneth Rogoff vs Jose Garcia Padron
Las Palmas Las Palmas ESP round 3 1976.04.06
English Opening: Four Knights System, Nimzowitsch Variation 1/2-1/2

Kenneth S Rogoff vs Alexey Suetin
Rubinstein Memorial 12th Polanica-Zdroj POL round 13 1974.08.??
Bird Opening: Dutch Variation, Batavo Gambit 1/2-1/2