| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. S Mahmud vs E Torre |
| ½-½ | 27 | 1982 | Hong Kong Zonal Final-A | E92 King's Indian |
| 2. S Mahmud vs C Goh |
| ½-½ | 14 | 1982 | Hong Kong Zonal Final-A | B89 Sicilian |
| 3. R Mascarinas vs S Mahmud |
| 1-0 | 44 | 1982 | Hong Kong Zonal Final-A | E15 Queen's Indian |
| 4. R Rodriguez vs S Mahmud |
| ½-½ | 55 | 1982 | Hong Kong Zonal Final-A | B80 Sicilian, Scheveningen |
| 5. S Mahmud vs Z Li |
| 0-1 | 31 | 1982 | Hong Kong Zonal qual-2 | A68 Benoni, Four Pawns Attack |
| 6. R Balinas vs S Mahmud |
| 0-1 | 62 | 1982 | Hong Kong Zonal qual-2 | B48 Sicilian, Taimanov Variation |
| 7. M Fuller vs S Mahmud |
| ½-½ | 26 | 1982 | Hong Kong Zonal qual-2 | A46 Queen's Pawn Game |
| 8. S Mahmud vs S Sitanggang |
| 0-1 | 88 | 1982 | Hong Kong Zonal qual-2 | B22 Sicilian, Alapin |
| 9. R de Guzman vs S Mahmud |
| ½-½ | 36 | 1982 | Hong Kong Zonal qual-2 | E12 Queen's Indian |
| 10. S Mahmud vs A Ismail |
| 1-0 | 29 | 1982 | Hong Kong Zonal qual-2 | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 11. I Rogers vs S Mahmud |
| 0-1 | 46 | 1982 | Hong Kong Zonal Final-A | E04 Catalan, Open, 5.Nf3 |
| 12. S Mahmud vs I Rogers |
| 0-1 | 56 | 1983 | Hong Kong Masters | B01 Scandinavian |
| 13. S Mahmud vs K A Hynes |
| 1-0 | 34 | 1990 | Novi Sad Olympiad | A32 English, Symmetrical Variation |
| 14. S Cela vs S Mahmud |
| ½-½ | 29 | 1990 | Novi Sad Olympiad | B50 Sicilian |
| 15. S Mahmud vs A Garcia Alarcon |
| 1-0 | 60 | 1990 | Novi Sad Olympiad | D37 Queen's Gambit Declined |
| 16. S Mahmud vs E Prie |
| 0-1 | 43 | 1990 | Novi Sad Olympiad | A32 English, Symmetrical Variation |
| 17. M Magomedov vs S Mahmud |
| ½-½ | 47 | 1992 | Doha op | B90 Sicilian, Najdorf |
| 18. Adianto vs S Mahmud |
| 1-0 | 37 | 1996 | Jakarta | E80 King's Indian, Samisch Variation |
| 19. J Ye vs S Mahmud |
| ½-½ | 24 | 1996 | Jakarta | B05 Alekhine's Defense, Modern |
| 20. S Mahmud vs S Zagrebelny |
| 1-0 | 72 | 1997 | Jakarta op | E16 Queen's Indian |
| 21. S Megaranto vs S Mahmud |
| ½-½ | 35 | 2000 | Jakarta op | B27 Sicilian |
| 22. Vladimirov vs S Mahmud |
| 1-0 | 39 | 2002 | Asia Cities 13th | D11 Queen's Gambit Declined Slav |
| 23. S Mahmud vs Barsov |
| 0-1 | 61 | 2002 | Asia Cities 13th | D37 Queen's Gambit Declined |
| 24. S Mahmud vs T Mok |
| 0-1 | 38 | 2008 | ASEAN Masters Circuit GMB | A26 English |
| 25. C Barus vs S Mahmud |
| 0-1 | 25 | 2008 | ASEAN Masters Circuit GMB | D11 Queen's Gambit Declined Slav |
Kibitzing
