Yu Yangyi vs Grigoriy Oparin
World Junior Championship Athens GRE round 10 2012.08.11
Sicilian Defense: Najdorf Variation 1-0

Vladislav Nozdrachev vs Grigoriy Oparin
World Rapid Championship St Petersburg RUS round 1.31 2018.12.26
Caro-Kann Defense 0-1

Grigoriy Oparin vs Alexander Morozevich
Nutcracker Match of the Generations Moscow RUS round 1.3 2014.12.20
Sicilian Defense: Taimanov Variation, Bastrikov Variation 1-0

Vladislav Nozdrachev vs Grigoriy Oparin
70th Moscow Blitz Moscow RUS round 10.10 2016.09.04
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 1/2-1/2

Ruslan Ponomariov vs Grigoriy Oparin
Lindores Abbey Tal Mem Riga LAT round 12.15 2021.11.08
Ruy Lopez: Open, Howell Attack 1/2-1/2

Sergey Karjakin vs Grigoriy Oparin
FIDE World Cup 2021 Krasnaya Polyana (Sochi) RUS round 3.2 2021.07.19
Sicilian Defense: Canal Attack, Dorfman Gambit 1/2-1/2

Grigoriy Oparin vs David Paravyan
Russian Championship Higher League Yaroslavl RUS round 2.4 2018.06.27
English Opening: Agincourt Defense, Keres Defense 1-0

Grigoriy Oparin vs Vladislav Nozdrachev
Russian Juniors 2012 Sochi RUS round 8 2012.04.25
Ruy Lopez: Brix Variation 1/2-1/2

Grigoriy Oparin vs Ranindu Dilshan Liyanage
FIDE World Cup 2021 Krasnaya Polyana (Sochi) RUS round 1.1 2021.07.12
Nimzo-Larsen Attack 1-0