Yasser Seirawan vs Ottomar Ladva
World Blitz Championship Berlin GER round 12.65 2015.10.14
Queen’s Gambit Declined: Been-Koomen Variation 1-0

Ottomar Ladva vs Alexander Onischuk
World Rapid Championship Berlin GER round 1.51 2015.10.10
Nimzo-Indian Defense: Normal Variation 0-1

Karen H Grigoryan vs Ottomar Ladva
Pro Chess League chess.com INT round 8 2018.02.28
Sicilian Defense: Alapin Variation, Sherzer Variation 1-0

Garg Aradhya vs Ottomar Ladva
World Youth Championship (U18) Chalkidiki GRE round 11.14 2015.11.05
East Indian Defense 0-1