Viktor Gavrikov vs Iossif Davidovich Dorfman
URS-ch49 Frunze URS round 2 1981.11.??
Slav Defense: Czech Variation, Classical System 1-0

Evgeni Ellinovich Sveshnikov vs Iossif Davidovich Dorfman
USSR Championship Moscow URS round 6 1976.12.05
Sicilian Defense: Alapin Variation 1-0

Leif Erlend Johannessen vs Iossif Davidovich Dorfman
36th Olympiad Calvia ESP round 4.11 2004.10.18
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2

Roberto Cifuentes Parada vs Iossif Davidovich Dorfman
Rubinstein Memorial 29th Polanica-Zdroj POL round 8 1992.08.??
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2