| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. E Horn vs Dasuni Hansika Mendis |
| 1-0 | 34 | 2014 | Tromso Olympiad (Women) | C45 Scotch Game |
| 2. L B Hamoonga vs Dasuni Hansika Mendis |
| 1-0 | 37 | 2014 | Tromso Olympiad (Women) | C50 Giuoco Piano |
| 3. Dasuni Hansika Mendis vs D Omurbekova |
| 1-0 | 53 | 2014 | Tromso Olympiad (Women) | E81 King's Indian, Samisch |
| 4. R Msiska vs Dasuni Hansika Mendis |
| 0-1 | 33 | 2014 | Tromso Olympiad (Women) | D43 Queen's Gambit Declined Semi-Slav |
| 5. Dasuni Hansika Mendis vs E Kurochkina |
| 0-1 | 50 | 2014 | Tromso Olympiad (Women) | B21 Sicilian, 2.f4 and 2.d4 |
| 6. Dasuni Hansika Mendis vs J Chaves |
| 0-1 | 40 | 2014 | Tromso Olympiad (Women) | E82 King's Indian, Samisch, double Fianchetto Variation |
| 7. Y Kim vs Dasuni Hansika Mendis |
| 0-1 | 39 | 2014 | Tromso Olympiad (Women) | B08 Pirc, Classical |
| 8. Dasuni Hansika Mendis vs H Cho |
| 1-0 | 60 | 2014 | Tromso Olympiad (Women) | C62 Ruy Lopez, Old Steinitz Defense |
| 9. T Hoang vs Dasuni Hansika Mendis |
| 1-0 | 41 | 2016 | Asian Nations Cup (Women) | E15 Queen's Indian |
| 10. Dasuni Hansika Mendis vs S Zhylkaidarova |
| 0-1 | 22 | 2016 | Asian Nations Cup (Women) | C11 French |
| 11. Q Guo vs Dasuni Hansika Mendis |
| 1-0 | 22 | 2016 | Asian Nations Cup (Women) | A43 Old Benoni |
| 12. Khalil Bashaer vs Dasuni Hansika Mendis |
| 1-0 | 48 | 2016 | Asian Nations Cup (Women) | B18 Caro-Kann, Classical |
| 13. Dasuni Hansika Mendis vs H Alavi |
| 0-1 | 50 | 2016 | Asian Nations Cup (Women) | D31 Queen's Gambit Declined |
| 14. W Al-Maamari vs Dasuni Hansika Mendis |
| 0-1 | 71 | 2016 | Asian Nations Cup (Women) | B08 Pirc, Classical |
| 15. Dasuni Hansika Mendis vs K Bhakti |
| 0-1 | 43 | 2016 | Asian Nations Cup (Women) | A42 Modern Defense, Averbakh System |
| 16. A Enkhtuul vs Dasuni Hansika Mendis |
| 1-0 | 61 | 2016 | Asian Nations Cup (Women) | E17 Queen's Indian |
| 17. Dasuni Hansika Mendis vs S Baymuratova |
| ½-½ | 43 | 2016 | Asian Nations Cup (Women) | D30 Queen's Gambit Declined |
| 18. Dasuni Hansika Mendis vs A Avramidou |
| 0-1 | 61 | 2016 | Baku Olympiad (Women) | E00 Queen's Pawn Game |
| 19. M J Ramirez Gonzalez vs Dasuni Hansika Mendis |
| 0-1 | 31 | 2016 | Baku Olympiad (Women) | D02 Queen's Pawn Game |
| 20. Dasuni Hansika Mendis vs L Estrada |
| 1-0 | 105 | 2016 | Baku Olympiad (Women) | D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 |
| 21. E Machlik vs Dasuni Hansika Mendis |
| ½-½ | 57 | 2016 | Baku Olympiad (Women) | E32 Nimzo-Indian, Classical |
| 22. G Melnik vs Dasuni Hansika Mendis |
| ½-½ | 51 | 2016 | Baku Olympiad (Women) | E17 Queen's Indian |
| 23. J Leon Sandoval vs Dasuni Hansika Mendis |
| 0-1 | 86 | 2016 | Baku Olympiad (Women) | A30 English, Symmetrical |
| 24. A Alymbai kyzy vs Dasuni Hansika Mendis |
| 1-0 | 28 | 2016 | Baku Olympiad (Women) | B18 Caro-Kann, Classical |
| 25. Dasuni Hansika Mendis vs E Mpinganjira |
| ½-½ | 40 | 2016 | Baku Olympiad (Women) | D35 Queen's Gambit Declined |
Kibitzing
