John Cochrane vs Somacarana
Calcutta Calcutta 1855.??.??
Slav Defense 1-0

John Fedorowicz vs Todd Southam
90th US Open Chicago, IL USA round 3 1989.08.07
King’s Indian Defense: Averbakh Variation, Main Line 1-0

John Hanks vs Charles Gilbert Marriott Watson
3rd Australian Open Melbourne AUS round 4 1951.12.29
English Rat: Pounds Gambit 1-0

John Montgomerie vs Eero Einar Book
7th olm final Stockholm SWE round 1 1937.07.31
French Defense: Winawer Variation, Advance Variation 0-1

John Oyeyemi Fawole vs Oluwafemi Balogun
PRO Chess League (Central) chess.com INT round 2 2017.01.18
King’s Indian Defense: Fianchetto Variation, Delayed Fianchetto 0-1

John Paul Wallace vs Dennis Wagner
Isle of Man Masters Douglas IMN round 4.38 2017.09.26
Ruy Lopez: Closed 0-1

John van der Wiel vs Gilles Miralles
FRA-NED Cannes FRA 1990.02.??
Sicilian Defense: Richter-Rauzer Variation, Classical Variation 1-0

John van der Wiel vs Jozsef Horvath
Leeuwarden op Leeuwarden NED round 7 1993.08.26
Sicilian Defense: Taimanov Variation, Bastrikov Variation 1/2-1/2

John Washington Baird vs Paul Klemens Seuffert
9th DSB Kongress, Leipzig Leipzig GER round 13 1894.09.12
Ruy Lopez: Open, Breslau Variation 1-0

Johnatan Bakalchuk vs Edoardo Di Benedetto
European Championship Skopje MKD round 10.95 2019.03.28
English Opening: Agincourt Defense 1/2-1/2