Aleksej Gennadyevich Aleksandrov vs Sergei Tiviakov
Chess Olympiad Tromso NOR round 9.7 2014.08.11
Nimzo-Indian Defense 1/2-1/2

Sergei Tiviakov vs Eduardo Patricio Iturrizaga Bonelli
World Cup Khanty-Mansiysk RUS round 1.6 2009.11.23
Caro-Kann Defense: Classical Variation 0-1

Sergei Tiviakov vs Suat Atalik
37th Chess Olympiad Turin ITA round 3 2006.05.23
Sicilian Defense: Najdorf Variation, Amsterdam Variation 1/2-1/2

Vladimir Kramnik vs Sergei Tiviakov
Ch World FIDE Las Vegas, NV USA round 2.2 1999.08.04
Nimzo-Indian Defense: Classical Variation 1-0

Mikhail Ulibin vs Sergei Tiviakov
Sheikh Russel GM 2021 Dhaka BAN round 2.1 2021.10.20
Catalan Opening 1/2-1/2

Sergei Tiviakov vs Alisa Mikhailovna Galliamova
President’s Cup Elista RUS round 1.1 1998.05.07
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation 1-0

Sergei Tiviakov vs Slim Belkhodja
World Cup Khanty-Mansiysk RUS round 1.2 2005.11.28
Philidor Defense 1-0

Margeir Petursson vs Sergei Tiviakov
GMA World Cup Open Moscow URS round 3 1989.05.??
Nimzo-Indian Defense: Classical Variation, Berlin Variation 1/2-1/2

Dimitri Borisovich Gurevich vs Sergei Tiviakov
Ch World FIDE Las Vegas, NV USA round 1.1 1999.07.31
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2

Sergei Tiviakov vs Robert Ruck
10th European Individual Championship Budva MNE round 4 2009.03.09
Caro-Kann Defense: Classical Variation 1-0