| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. R Adamson vs Kudrin |
| 0-1 | 26 |
1989 |
Santiago | B17 Caro-Kann, Steinitz Variation |
| 2. Yermolinsky vs R Adamson |
| 1-0 | 30 |
1994 |
Las Vegas (USA) | E17 Queen's Indian |
| 3. R Byrne vs R Adamson |
| 1-0 | 43 |
1994 |
New York op | A57 Benko Gambit |
| 4. Wojtkiewicz vs R Adamson |
| 1-0 | 41 |
1995 |
Philadelphia PA USA | A15 English |
| 5. J Kraai vs R Adamson |
| 1-0 | 35 |
2001 |
American Open | A01 Nimzovich-Larsen Attack |
| 6. Y Shulman vs R Adamson |
| 1-0 | 43 |
2003 |
North American op | A59 Benko Gambit |
| 7. Lapshun vs R Adamson |
| 1-0 | 29 |
2004 |
Chessmaster US Championships 2005 | B01 Scandinavian |
| 8. R Adamson vs J Becerra-Rivero |
 | 0-1 | 34 |
2004 |
Chessmaster US Championships 2005 | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 9. R Adamson vs L Altounian |
| 0-1 | 50 |
2004 |
Chessmaster US Championships 2005 | C46 Three Knights |
| 10. R Adamson vs T Abrahamyan |
| 0-1 | 45 |
2004 |
Chessmaster US Championships 2005 | C18 French, Winawer |
| 11. B Finegold vs R Adamson |
| 1-0 | 33 |
2005 |
National Open | D47 Queen's Gambit Declined Semi-Slav |
| 12. R Adamson vs E Sevillano |
| 0-1 | 38 |
2005 |
HB Global Chess Challenge | B33 Sicilian |
| 13. T Roussel Roozmon vs R Adamson |
| 1-0 | 30 |
2006 |
34th World Open | A42 Modern Defense, Averbakh System |
| 14. D Gurevich vs R Adamson |
| 1-0 | 22 |
2007 |
National Open | A58 Benko Gambit |
| 15. R Adamson vs E Hansen |
| 0-1 | 49 |
2008 |
World Open | C16 French, Winawer |
| 16. R Gonzalez vs R Adamson |
| 1-0 | 42 |
2008 |
World Open | C00 French Defense |
| 17. R Adamson vs C Galofre |
| 0-1 | 51 |
2008 |
US Chess League | C67 Ruy Lopez |
| 18. R Adamson vs M Martinez |
| 0-1 | 49 |
2010 |
USCL KO | B06 Robatsch |
| 19. M Panchanathan vs R Adamson |
| 1-0 | 51 |
2010 |
38th World Open | A04 Reti Opening |
| 20. A Bykhovsky vs R Adamson |
| 1-0 | 37 |
2012 |
National Open | A04 Reti Opening |
| 21. N Mitkov vs R Adamson |
| 1-0 | 61 |
2012 |
22nd North American Open | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 22. N Mitkov vs R Adamson |
| 1-0 | 45 |
2012 |
World Open | B11 Caro-Kann, Two Knights, 3...Bg4 |
