| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Tiviakov vs Blatny |
 | 0-1 | 102 |
1990 |
Oakham | C86 Ruy Lopez, Worrall Attack |
| 2. Tiviakov vs G Timoshenko |
| 1-0 | 48 |
1990 |
Cheliabinsk-A | C86 Ruy Lopez, Worrall Attack |
| 3. Tiviakov vs I Ibragimov |
| ½-½ | 51 |
1991 |
URS-ch58 | C86 Ruy Lopez, Worrall Attack |
| 4. Tiviakov vs G Timoshenko |
| ½-½ | 73 |
1991 |
URS-ch U26 | C77 Ruy Lopez |
| 5. Tiviakov vs Korchnoi |
| ½-½ | 19 |
1992 |
Tilburg4.04 ,CBM 32 | C77 Ruy Lopez |
| 6. Tiviakov vs V Malaniuk |
| ½-½ | 65 |
1993 |
PCA Qualifiers | C75 Ruy Lopez, Modern Steinitz Defense |
| 7. Tiviakov vs Khalifman |
 | ½-½ | 66 |
1993 |
Belgrade (Yugoslavia) | C86 Ruy Lopez, Worrall Attack |
| 8. Tiviakov vs Bareev |
| ½-½ | 14 |
1994 |
Madrid, Cat.16 | C77 Ruy Lopez |
| 9. Tiviakov vs Balashov |
| ½-½ | 50 |
1994 |
RUS-ch Elista | C77 Ruy Lopez |
| 10. Tiviakov vs I Sokolov |
| 1-0 | 36 |
1994 |
Madrid, Cat.16 | C86 Ruy Lopez, Worrall Attack |
| 11. Tiviakov vs Adams |
 | ½-½ | 15 |
1994 |
New York-cq (m/05) PCA | C86 Ruy Lopez, Worrall Attack |
| 12. Tiviakov vs Adams |
| ½-½ | 58 |
1994 |
PCA-WchQual4 New York plof | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 13. Tiviakov vs Adams |
| 1-0 | 36 |
1994 |
PCA-WchQual4 New York | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 14. Tiviakov vs I Morovic |
| ½-½ | 51 |
1994 |
Wijk aan Zee | C77 Ruy Lopez |
| 15. Tiviakov vs I Sokolov |
| ½-½ | 57 |
1995 |
Linares | C77 Ruy Lopez |
| 16. Tiviakov vs Short |
| 0-1 | 49 |
1995 |
Wijk aan Zee 62/379 | C77 Ruy Lopez |
| 17. Tiviakov vs I Sokolov |
| 0-1 | 41 |
1996 |
Wijk aan Zee | C86 Ruy Lopez, Worrall Attack |
| 18. Tiviakov vs Vasiukov |
 | 0-1 | 70 |
1996 |
RUS-ch | C65 Ruy Lopez, Berlin Defense |
| 19. Tiviakov vs Adams |
| ½-½ | 38 |
1997 |
Ch World FIDE | C77 Ruy Lopez |
| 20. Tiviakov vs Z Almasi |
| 1-0 | 39 |
1998 |
Groningen Invitational (Men) | C86 Ruy Lopez, Worrall Attack |
| 21. Tiviakov vs E Solozhenkin |
| 1-0 | 37 |
1998 |
RUS-ch | C86 Ruy Lopez, Worrall Attack |
| 22. Tiviakov vs Khalifman |
| ½-½ | 9 |
1998 |
President's Cup | C60 Ruy Lopez |
| 23. Tiviakov vs Piket |
| ½-½ | 34 |
1998 |
Groningen Invitational (Men) | C77 Ruy Lopez |
| 24. Tiviakov vs Grischuk |
| ½-½ | 20 |
1999 |
Anibal Open | C86 Ruy Lopez, Worrall Attack |
| 25. Tiviakov vs Sasikiran |
| ½-½ | 48 |
1999 |
Open Ubeda | C77 Ruy Lopez |