Jiri Stocek vs Martyn Kravtsiv
European Individual Championship Gjakova KOS round 6.21 2016.05.17
Nimzo-Indian Defense: Normal Variation, Bishop Attack 1/2-1/2

Joachim Bergre vs Ingvar Andreasson
Kvibergspelen Gothenburg SWE round 3.9 2017.05.05
English Opening: Symmetrical Variation, Botvinnik System 1/2-1/2

Joaquim Manuel Durao vs Aleksandar Matanovic
13th olm qual. group 4 Munich FRG round 2 1958.10.02
Sicilian Defense: Najdorf Variation, Amsterdam Variation 0-1

Joerg Gruenenwald vs Anton Allemann
ch-SUI Scuol SUI round 3 2001.07.14
King’s Indian Defense: Steiner Attack 1-0

Johan Salomon vs Arturs Neiksans
Pro Chess League chess.com INT round 5 2018.02.07
Colle System: Rhamphorhynchus Variation 0-1

Johannes Esser vs Frank James Marshall
Scheveningen Scheveningen NED round 9 1905.08.07
Queen’s Gambit Declined: Albin Countergambit, Fianchetto Variation 0-1

Johannes Minckwitz vs Wilfried Paulsen
WSB-12.Kongress Frankfurt round 7 1878.07.28
Sicilian Defense: Taimanov Variation 0-1

Johannes Zukertort vs Joseph Henry Blackburne
London London ENG round 6.1 1883.05.05
English Opening: Agincourt Defense 1-0

John A Fuller vs Olaf Barda
Hastings 1949/50 Hastings ENG round 8 1950.01.06
Sicilian Defense: Dragon Variation, Levenfish Variation 1/2-1/2

John Alan Grefe vs Norman Weinstein
US Championship Chicago, IL USA round 5 1974.07.18
Ruy Lopez: Closed, Bogoljubov Variation 1-0