Irina Utiatskaja vs Irakli Akhvlediani
European Individual Chess Championship Batumi GEO round 9.126 2018.03.26
Australian Defense 1-0

Irine Kharisma Sukandar vs Tingjie Lei
FIDE Grand Swiss Women Riga, Latvia round 1.7 2021.10.27
Ruy Lopez: Brix Variation 0-1

Isaac Boleslavsky vs Alexander Kotov
USSR Championship Moscow URS round 6 1949.10.24
Sicilian Defense: Scheveningen Variation, Classical Main Line 1/2-1/2

Isaac Boleslavsky vs Vasily Smyslov
USSR Absolute Championship Leningrad- Moscow URS round 4 1941.03.27
Ruy Lopez: Morphy Defense, Steinitz Deferred 1/2-1/2

Isaak Appel vs Erich Eliskases
Lodz Lodz POL round 3 1938.03.22
Queen’s Indian Defense: Capablanca Variation 1/2-1/2

Isaak Appel vs Vera Menchik
Lodz Lodz POL round 11 1938.03.30
Neo-Grünfeld Defense: Classical Variation, Original Defense 1-0

Isaak Mazel vs Nikolai Nikolaevich Riumin
USSR Championship Moscow URS round 7 1931.10.30
English Opening: King’s English Variation, Three Knights System 1/2-1/2

Isador Samuel Turover vs Edward Lasker
New York International New York, NY USA round 4 1931.04.22
Tarrasch Defense: Prague Variation 1-0

Isidor Gunsberg vs Louis van Vliet
London London ENG round 4 1900.04.10
Amazon Attack 1-0

Israel Albert Horowitz vs Petar Trifunovic
Warsaw Olympiad Warsaw POL round 10.4 1935.08.23
Dutch Defense: Classical Variation 1-0