| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. R Kukk vs R Taylor |
  | 1-0 | 31 | 1985 | Zamenhof International Correspondence Chess Tournament | C82 Ruy Lopez, Open |
| 2. Y Dothan vs R Kukk |
| 0-1 | 47 | 2002 | ICCF - corr | B97 Sicilian, Najdorf |
| 3. V Aleshnya vs R Kukk |
| 1-0 | 36 | 2002 | ICCF - corr | E21 Nimzo-Indian, Three Knights |
| 4. B Zlender vs R Kukk |
| ½-½ | 23 | 2002 | Aleksei Mikhailov mem corr | E15 Queen's Indian |
| 5. A Shikalov vs R Kukk |
| 1-0 | 53 | 2002 | ICCF - corr | B80 Sicilian, Scheveningen |
| 6. S Pinkovetsky vs R Kukk |
| ½-½ | 32 | 2002 | ICCF - corr | B90 Sicilian, Najdorf |
| 7. R Kukk vs A Tsvetkov |
| 1-0 | 20 | 2002 | ICCF - corr | B33 Sicilian |
| 8. R Kukk vs J Novak |
| ½-½ | 26 | 2002 | ICCF - corr | B97 Sicilian, Najdorf |
| 9. R Kukk vs V Napalkov |
| 1-0 | 41 | 2002 | ICCF - corr | B12 Caro-Kann Defense |
| 10. R Kukk vs A A Makarov |
| ½-½ | 33 | 2002 | ICCF - corr | B62 Sicilian, Richter-Rauzer |
| 11. R Kukk vs V Grigoryev |
| 1-0 | 33 | 2002 | ICCF - corr | B97 Sicilian, Najdorf |
| 12. R Kukk vs A Gilimshin |
| ½-½ | 47 | 2002 | ICCF - corr | C18 French, Winawer |
| 13. R Kukk vs R Degerhammar |
| 1-0 | 41 | 2002 | ICCF - corr | B01 Scandinavian |
| 14. W Krzyzanowski vs R Kukk |
| ½-½ | 22 | 2002 | ICCF - corr | E15 Queen's Indian |
| 15. E Gibney vs R Kukk |
| ½-½ | 18 | 2002 | ICCF - corr | B22 Sicilian, Alapin |
| 16. R Kukk vs V Strautins |
| ½-½ | 62 | 2006 | ICCF Olympiad 15 Final | B42 Sicilian, Kan |
| 17. T Sasvari vs R Kukk |
| ½-½ | 65 | 2007 | 22nd Correspondence World Championship | B97 Sicilian, Najdorf |
| 18. R Kukk vs J Buecker |
| ½-½ | 53 | 2007 | 22nd Correspondence World Championship | C78 Ruy Lopez |
| 19. J van Oosterom vs R Kukk |
| ½-½ | 41 | 2007 | 22nd Correspondence World Championship | B90 Sicilian, Najdorf |
| 20. R Kukk vs L Machycek |
| 1-0 | 51 | 2007 | 22nd Correspondence World Championship | B05 Alekhine's Defense, Modern |
| 21. R Kukk vs R Holmberg |
| 1-0 | 29 | 2007 | 22nd Correspondence World Championship | C14 French, Classical |
| 22. R Kukk vs D R Myers |
| 1-0 | 71 | 2007 | 22nd Correspondence World Championship | C18 French, Winawer |
| 23. R Kukk vs S Mikeshin |
| ½-½ | 21 | 2007 | 22nd Correspondence World Championship | C42 Petrov Defense |
| 24. R Kukk vs I Firnhaber |
| ½-½ | 52 | 2007 | 22nd Correspondence World Championship | C78 Ruy Lopez |
| 25. M Barbosa de Oliveira vs R Kukk |
| ½-½ | 61 | 2007 | 22nd Correspondence World Championship | B97 Sicilian, Najdorf |
Kibitzing
