Robert Markus vs Alejandro Ramirez Alvarez
3rd Youth Olympiad Las Palmas ESP 1995.05.??
French Defense: Tarrasch Variation, Botvinnik Variation 0-1

Robert Markus vs Gilberto Hernandez Guerrero
Chess Olympiad Tromso NOR round 11.15 2014.08.14
Grünfeld Defense: Counterthrust Variation 1/2-1/2

Robert Markus vs Jung Min Seo
23rd European Teams Terme Catez SLO round 3.9 2021.11.14
Catalan Opening: Open Defense, Classical Line 1/2-1/2

Robert Markus vs Csaba Balogh
Budapest FS12 GM Budapest round 10 2000.12.12
Australian Defense 1/2-1/2

Robert Markus vs Eduardo Patricio Iturrizaga Bonelli
37th Chess Olympiad Turin ITA round 10 2006.05.31
Queen’s Indian Defense: Buerger Variation 1/2-1/2

Robert Markus vs Jan Michael Sprenger
VI Cup GM Paks HUN round 8 2001.08.25
Semi-Slav Defense: Accelerated Meran Variation 1/2-1/2

Robert Markus vs Tomas Polak
VI Cup GM Paks HUN round 4 2001.08.21
Nimzo-Indian Defense: Classical Variation 1-0

Joan Hendrik Andreasen vs Robert Markus
Chess Olympiad Khanty-Mansiysk RUS round 3 2010.09.23
King’s Indian Defense: Larsen Variation 0-1

Gergely Aczel vs Robert Markus
TCh-HUN 2014-15 Hungary HUN round 2.2 2014.11.16
King’s Indian Defense: Sämisch Variation, Panno Formation 0-1

Robert Markus vs Vladica Andrejic
TCh-SRB Prem 2012 Valjevo SRB round 3.2 2012.09.19
Nimzo-Indian Defense 1-0