Alexander Onischuk vs Alexander Anatolyevich Shabalov
US Championship Stillwater USA round 6 2007.05.20
Semi-Slav Defense Accepted 1-0

Alexander Onischuk vs Kayden W Troff
US Championship St Louis, MO USA round 3 2015.04.03
Grünfeld Defense: Exchange Variation 1/2-1/2

Hikaru Nakamura vs Alexander Onischuk
US Championship St Louis, MO USA round 11 2015.04.12
Scotch Game 1-0

Ilya Dudukin vs Alexander Onischuk
Pro Chess League chess.com INT round 2 2018.01.25
Queen’s Gambit Declined: Barmen Variation 1/2-1/2

Ivan Cheparinov vs Alexander Onischuk
Karpov Poikovsky Poikovsky RUS round 3 2013.08.30
Ruy Lopez: Brix Variation 1/2-1/2

Nigel Rodney Davies vs Alexander Onischuk
Budapest FS07 GM Budapest HUN round 7 1993.07.??
Catalan Opening 0-1

Radoslaw Wojtaszek vs Alexander Onischuk
World Rapid Championship Berlin GER round 5.12 2015.10.10
Queen’s Indian Defense: Capablanca Variation 1-0

Alexander Onischuk vs Toms Kantans
Pro Chess League chess.com INT round 1 2018.01.18
Grünfeld Defense: Exchange Variation 0-1

Tomasz Markowski vs Alexander Onischuk
Rubinstein Memorial 36th Polanica-Zdroj POL round 2 1999.08.18
Catalan Opening: Closed 0-1

Pavel Eljanov vs Alexander Onischuk
Montreal Empresa International Montreal CAN round 5 2006.08.12
Nimzo-Indian Defense: Classical Variation, Belyavsky Gambit 1-0