Isaac Lipnitsky vs Alexander Arulaid
3rd Soviet Team-ch final Leningrad URS round 4 1953.09.??
English Opening: Carls-Bremen System 1-0

Isaias Pleci vs Gustavo Aguila
Buenos Aires op Buenos Aires ARG 1978.09.??
Amazon Attack: Siberian Attack 0-1

Isakas Vistaneckis vs Vladimir Antoshin
URS-ch 1L Yerevan URS 1954.??.??
Nimzo-Indian Defense 0-1

Isidor Gunsberg vs Max Weiss
Nuremberg Nuremberg GER round 17 1883.07.27
Caro-Kann Defense 0-1

Ismael Karim vs Sarunas Sulskis
Cappelle la Grande Cappelle-la-Grande FRA round 7 2009.03.05
Caro-Kann Defense 0-1

Ismael Teran Alvarez vs Leon David Piasetski
Tradewise Gibraltar La Caleta GIB round 6.59 2016.01.31
Caro-Kann Defense 0-1

Israel Rabinovich-Barav vs Paul Waechter
Berlin Chess Association Championship Berlin GER 1929.??.??
Amazon Attack 1-0

Istvan Bilek vs Ervin Haag
Asztalos Memorial Salgotarjan HUN 1967.??.??
English Opening: Anglo-Indian Defense, Grünfeld Formation 1-0

Istvan Csom vs Andras Adorjan
HUN-ch Budapest HUN 1977.12.??
English Opening: Symmetrical Variation, Botvinnik System 1/2-1/2

Iulia Lacau-Rodean vs Dinara Saduakassova
Chess Olympiad (Women) Khanty-Mansiysk RUS round 2 2010.09.22
English Opening: Anglo-Indian Defense, Grünfeld Formation 1/2-1/2