Jonathan Penrose vs Andrija Fuderer
GBR-YUG London ENG 1951.09.??
Sicilian Defense: Scheveningen Variation, Classical Variation 0-1

Jonathan Penrose vs L Derby
Southsea Southsea ENG round 1 1950.04.12
French Defense: MacCutcheon Variation, Wolf Gambit 1/2-1/2

Jonathan Rowson vs Matthew Sadler
British Knockout Championship London ENG round 1.2 2017.12.01
English Opening: Mikenas-Carls Variation 1/2-1/2

Jonathan Speelman vs Gyula Sax
Chess Olympiad Thessaloniki GRE round 12 1988.11.26
English Opening: Symmetrical Variation, Four Knights Variation 1-0

Jonathan Speelman vs Peter M Gayson
Gibraltar Masters La Caleta GIB round 1 2003.01.28
Sicilian Defense: Alapin Variation, Sherzer Variation 1-0

Jonathan Wilson vs NN
London London 1795.??.??
King’s Gambit Accepted: Australian Gambit 0-1

Jonny Hector vs Andrea Amato
London Chess Classic Open London ENG round 8.15 2014.12.14
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 1-0

Jorden van Foreest vs Ian Nepomniachtchi
Magnus Carlsen Invitational chess24.com INT round 5.5 2021.03.13
Modern Defense 1-0

Jorden van Foreest vs Magnus Carlsen
Tata Steel Masters Wijk aan Zee NED round 4.1 2020.01.14
Italian Game: Two Knights Defense 1/2-1/2

Jordi Magem Badals vs Simen Agdestein
ch-EU jr Groningen NED round 1 1983.12.20
Sicilian Defense: Najdorf Variation 0-1