| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Negi vs S Koohestani |
| 1-0 | 40 | 2005 | Wch U12 | B42 Sicilian, Kan |
| 2. S Koohestani vs M Sharif |
| 0-1 | 40 | 2007 | Dubai op 9th | A40 Queen's Pawn Game |
| 3. S Koohestani vs Shimanov |
| 0-1 | 50 | 2008 | Open 16-wycc | A32 English, Symmetrical Variation |
| 4. E Hansen vs S Koohestani |
| 1-0 | 24 | 2008 | Open 16-wycc | B84 Sicilian, Scheveningen |
| 5. S Koohestani vs Z Ivekovic |
| 0-1 | 34 | 2008 | Open 16-wycc | E69 King's Indian, Fianchetto, Classical Main line |
| 6. A Anastasian vs S Koohestani |
| 1-0 | 38 | 2010 | Ramadan Master Open | E32 Nimzo-Indian, Classical |
| 7. V Malakhatko vs S Koohestani |
| 1-0 | 44 | 2010 | Ramadan Master Open | E17 Queen's Indian |
| 8. S Koohestani vs A El Arousy |
| 1-0 | 37 | 2010 | Ramadan Master Open | A44 Old Benoni Defense |
| 9. S Koohestani vs R R Ankit |
| ½-½ | 12 | 2010 | Ramadan Master Open | D12 Queen's Gambit Declined Slav |
| 10. S Khademalsharieh vs S Koohestani |
| ½-½ | 25 | 2010 | Ramadan Master Open | E17 Queen's Indian |
| 11. S Koohestani vs I Ibrahim |
| 1-0 | 40 | 2010 | Ramadan Master Open | D07 Queen's Gambit Declined, Chigorin Defense |
| 12. J Al-Huwar vs S Koohestani |
| ½-½ | 58 | 2010 | Ramadan Master Open | A14 English |
| 13. S Koohestani vs V Antonio |
| 1-0 | 66 | 2010 | Ramadan Master Open | A15 English |
| 14. B Amin vs S Koohestani |
| 1-0 | 65 | 2010 | Ramadan Master Open | A04 Reti Opening |
| 15. Shimanov vs S Koohestani |
| ½-½ | 33 | 2010 | WYCC Open U18 | E17 Queen's Indian |
| 16. S Koohestani vs C Cruz |
| ½-½ | 18 | 2010 | WYCC Open U18 | D12 Queen's Gambit Declined Slav |
| 17. N Grandelius vs S Koohestani |
| ½-½ | 31 | 2010 | WYCC Open U18 | E17 Queen's Indian |
| 18. V Durarbayli vs S Koohestani |
| ½-½ | 71 | 2010 | WYCC Open U18 | B42 Sicilian, Kan |
| 19. S Koohestani vs M Sieciechowicz |
| 1-0 | 28 | 2010 | WYCC Open U18 | D12 Queen's Gambit Declined Slav |
| 20. S Koohestani vs A Espinosa Aranda |
| ½-½ | 22 | 2010 | WYCC Open U18 | D45 Queen's Gambit Declined Semi-Slav |
| 21. M Yilmaz vs S Koohestani |
 | 1-0 | 80 | 2010 | WYCC Open U18 | B42 Sicilian, Kan |
| 22. S Koohestani vs M Simantsev |
 | 1-0 | 36 | 2011 | 13th Dubai Open | A70 Benoni, Classical with 7.Nf3 |
| 23. S Koohestani vs S Halkias |
| ½-½ | 30 | 2011 | 13th Dubai Open | E10 Queen's Pawn Game |
| 24. G Guseinov vs S Koohestani |
| 1-0 | 81 | 2011 | 13th Dubai Open | B43 Sicilian, Kan, 5.Nc3 |
| 25. S Koohestani vs A R Saleh Salem |
| 0-1 | 41 | 2011 | 13th Dubai Open | E61 King's Indian |
Kibitzing
