| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Umansky vs D Kudischewitsch |
| 0-1 | 26 |
1966 |
URS-chT | D04 Queen's Pawn Game |
| 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. E Turunen vs M Umansky |
| 0-1 | 21 |
1968 |
URS-Scandinavia U20 | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 5. M Umansky vs Ribli |
 | 0-1 | 38 |
1968 |
HUN-URS | A16 English |
| 6. N Poleshchuk vs M Umansky |
| 0-1 | 70 |
1977 |
URS-ch13 corr7778 | C95 Ruy Lopez, Closed, Breyer |
| 7. G Kotenko vs M Umansky |
| 0-1 | 36 |
1977 |
URS-ch13 corr7778 | E41 Nimzo-Indian |
| 8. A B Podolsky vs M Umansky |
| 0-1 | 38 |
1977 |
URS-ch13 corr7778 | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 9. I Kudinov vs M Umansky |
| 0-1 | 31 |
1977 |
URS-ch13 corr7778 | C95 Ruy Lopez, Closed, Breyer |
| 10. J F Kutianin vs M Umansky |
| 0-1 | 61 |
1977 |
URS-ch13 corr7778 | C95 Ruy Lopez, Closed, Breyer |
| 11. L Aronson vs M Umansky |
| 0-1 | 35 |
1977 |
URS-ch13 corr7778 | C51 Evans Gambit |
| 12. K Ozols vs M Umansky |
| 0-1 | 38 |
1982 |
olm10 qual GP2 B1 corr | A18 English, Mikenas-Carls |
| 13. Hebert vs M Umansky |
 | 0-1 | 23 |
1984 |
W-ch13 q03 corr8489 | D32 Queen's Gambit Declined, Tarrasch |
| 14. M Umansky vs V Petrienko |
| 0-1 | 31 |
1986 |
URS | A37 English, Symmetrical |
| 15. V Palciauskas vs M Umansky |
| 0-1 | 26 |
1989 |
W-ch13 corr8995 | E15 Queen's Indian |
| 16. E Bang vs M Umansky |
 | 0-1 | 41 |
1989 |
W-ch13 corr8995 | A22 English |
| 17. M Umansky vs D Kaiumov |
 | 0-1 | 32 |
1989 |
Primorsko op | E30 Nimzo-Indian, Leningrad |
| 18. V Kron vs M Umansky |
| 0-1 | 43 |
1989 |
URS-sf Russia-ch | A22 English |
| 19. M Umansky vs D Andreev |
 | 0-1 | 46 |
1989 |
Primorsko op | D31 Queen's Gambit Declined |
| 20. R Goldenberg vs M Umansky |
 | 0-1 | 43 |
1989 |
W-ch13 corr8995 | E38 Nimzo-Indian, Classical, 4...c5 |
| 21. H Ziewitz vs M Umansky |
| 0-1 | 35 |
1989 |
W-ch13 corr8995 | E41 Nimzo-Indian |
| 22. I Jensen vs M Umansky |
| 0-1 | 48 |
1992 |
olm11 fin B3 corr9298 | A46 Queen's Pawn Game |
| 23. T Oim vs M Umansky |
| 0-1 | 76 |
1995 |
Massow mem-A corr9599 | C95 Ruy Lopez, Closed, Breyer |
| 24. C Alvarez Rouchaud vs M Umansky |
| 0-1 | 14 |
1998 |
Pappier mem-A email | C45 Scotch Game |
| 25. D Fauth vs M Umansky |
| 0-1 | 44 |
1999 |
Landesliga Sued 9900 | C90 Ruy Lopez, Closed |