| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Umansky vs Ribli |
| 0-1 | 38 |
1968 |
HUN-URS | A16 English |
| 2. Ribli vs M Umansky |
| 0-1 | 55 |
1968 |
HUN-URS | B33 Sicilian |
| 3. M Umansky vs Ribli |
| 0-1 | 39 |
1968 |
HUN-URS | B53 Sicilian |
| 4. M Umansky vs E Balendo |
| 1-0 | 35 |
1977 |
13th USSR CC Championship | E82 King's Indian, Samisch, double Fianchetto Variation |
| 5. Vyzmanavin vs M Umansky |
| 1-0 | 36 |
1989 |
Ch Russia (1/2 final Ch URS) | E11 Bogo-Indian Defense |
| 6. M Umansky vs Baburin |
| 1-0 | 41 |
1989 |
URS-sf RUS-ch Gorky 16 | E04 Catalan, Open, 5.Nf3 |
| 7. M Umansky vs Dreev |
 | 1-0 | 62 |
1989 |
Gorki | D43 Queen's Gambit Declined Semi-Slav |
| 8. M Umansky vs J Penrose |
 | 1-0 | 37 |
1995 |
13 World Correspondence Final | D20 Queen's Gambit Accepted |
| 9. E Bang vs M Umansky |
| 1-0 | 26 |
1995 |
Massow mem-A corr9599 | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 10. J Lechtynsky vs M Umansky |
| ½-½ | 16 |
2000 |
Oberliga Bayern 0001 | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 11. M Umansky vs N Christensen |
| ½-½ | 6 |
2000 |
LLS BY99/00 | D11 Queen's Gambit Declined Slav |
| 12. M Umansky vs P Haba |
| 0-1 | 55 |
2000 |
AUT-chT2M 0001 | A43 Old Benoni |
| 13. Vittorio Piccardo vs M Umansky |
| ½-½ | 44 |
2003 |
ICCF - corr | A64 Benoni, Fianchetto, 11...Re8 |
| 14. M Umansky vs H Tiemann |
| ½-½ | 40 |
2003 |
ICCF - corr | D44 Queen's Gambit Declined Semi-Slav |
| 15. M Umansky vs V Palciauskas |
 | ½-½ | 48 |
2003 |
50th World Champions Jubilee Tournament | E04 Catalan, Open, 5.Nf3 |
| 16. M Umansky vs H M Elwert |
| ½-½ | 56 |
2003 |
ICCF - corr | A63 Benoni, Fianchetto, 9...Nbd7 |
| 17. J Sloth vs M Umansky |
 | 0-1 | 50 |
2003 |
50th World Champions Jubilee Tournament | E08 Catalan, Closed |
| 18. M Nimtz vs M Umansky |
| ½-½ | 51 |
2003 |
ICCF - corr | B06 Robatsch |
| 19. M Umansky vs Patrick Spitz |
| 1-0 | 67 |
2003 |
ICCF - corr | E69 King's Indian, Fianchetto, Classical Main line |
| 20. M Umansky vs Berliner |
 | 1-0 | 49 |
2003 |
50th World Champions Jubilee Tournament | E62 King's Indian, Fianchetto |
| 21. G Solis de Ovando vs M Umansky |
| ½-½ | 41 |
2003 |
ICCF - corr | B09 Pirc, Austrian Attack |
| 22. G Sanakoev vs M Umansky |
 | 0-1 | 29 |
2003 |
50th World Champions Jubilee Tournament | B06 Robatsch |
| 23. M Umansky vs Hertneck |
| 1-0 | 48 |
2003 |
Schwarzach op-A 18th | A57 Benko Gambit |
| 24. M Umansky vs Olita V Rause |
| 1-0 | 32 |
2003 |
ICCF - corr | D30 Queen's Gambit Declined |
| 25. M Umansky vs F Baumbach |
 | 1-0 | 51 |
2003 |
50th World Champions Jubilee Tournament | E04 Catalan, Open, 5.Nf3 |