| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Shamkovich vs Y Sivan |
| 1-0 | 57 | 1986 | Holon Open 1986/87 | D45 Queen's Gambit Declined Semi-Slav |
| 2. Y Sivan vs A Gal |
| 0-1 | 50 | 1986 | Holon Open 1986/87 | E04 Catalan, Open, 5.Nf3 |
| 3. Y Sivan vs V Liberzon |
| ½-½ | 38 | 1986 | Holon Open 1986/87 | E85 King's Indian, Samisch, Orthodox Variation |
| 4. A Schartz vs Y Sivan |
| 0-1 | 36 | 1987 | World Championship U16 | B53 Sicilian |
| 5. I Yepez vs Y Sivan |
| ½-½ | 50 | 1987 | World Championship U16 | E21 Nimzo-Indian, Three Knights |
| 6. P Zarnicki vs Y Sivan |
| 1-0 | 28 | 1987 | World Championship U16 | B53 Sicilian |
| 7. Y Sivan vs J Kjeldsen |
| ½-½ | 46 | 1987 | World Championship U16 | E63 King's Indian, Fianchetto, Panno Variation |
| 8. Y Sivan vs J Sequera |
| 1-0 | 46 | 1987 | World Championship U16 | A52 Budapest Gambit |
| 9. A Biro vs Y Sivan |
| 1-0 | 58 | 1987 | World Championship U16 | B53 Sicilian |
| 10. Y Sivan vs R Topakian |
| 0-1 | 52 | 1987 | World Championship U16 | D85 Grunfeld |
| 11. Y Sivan vs E Shvidler |
| 0-1 | 33 | 1987 | Netanya Open | C55 Two Knights Defense |
| 12. R Lev vs Y Sivan |
| ½-½ | 24 | 1987 | Netanya Open | D44 Queen's Gambit Declined Semi-Slav |
| 13. Y Sivan vs K Busch |
| ½-½ | 31 | 1987 | Netanya Open | A58 Benko Gambit |
| 14. M Kotliar vs Y Sivan |
| 1-0 | 25 | 1987 | Netanya Open | B22 Sicilian, Alapin |
| 15. Y Sivan vs M Bosboom |
| 0-1 | 39 | 1987 | Netanya Open | A53 Old Indian |
| 16. O Heruti vs Y Sivan |
| 0-1 | 31 | 1987 | Netanya Open | A28 English |
| 17. Y Sivan vs A S Segal |
| 1-0 | 42 | 1987 | Netanya Open | E20 Nimzo-Indian |
| 18. Y Sivan vs M Idelstein |
| ½-½ | 32 | 1988 | Israel Masters | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 19. Y Sivan vs E Meduna |
| 0-1 | 38 | 1989 | EUR-chT (Open) 9th | D10 Queen's Gambit Declined Slav |
| 20. F Izeta Txabarri vs Y Sivan |
| 1-0 | 77 | 1989 | EUR-chT (Open) 9th | D45 Queen's Gambit Declined Semi-Slav |
| 21. Y Sivan vs B Badea |
| 0-1 | 44 | 1989 | EUR-chT (Open) 9th | A49 King's Indian, Fianchetto without c4 |
| 22. Y Sivan vs P Schwab |
| 1-0 | 50 | 1989 | EUR-chT (Open) 9th | D08 Queen's Gambit Declined, Albin Counter Gambit |
| 23. Y Sivan vs P Haugli |
| 0-1 | 23 | 1989 | EUR-chT (Open) 9th | A57 Benko Gambit |
| 24. Shirov vs Y Sivan |
 | 1-0 | 43 | 1991 | 15th Lloyds Bank Masters Open | D44 Queen's Gambit Declined Semi-Slav |
| 25. N Davies vs Y Sivan |
| ½-½ | 19 | 1991 | 15th Lloyds Bank Masters Open | D30 Queen's Gambit Declined |
Kibitzing
