| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. B Scott vs S Matthews |
| 1-0 | 66 |
2000 |
President's Invitational | C79 Ruy Lopez, Steinitz Defense Deferred |
| 2. M Diedrick vs S Matthews |
| ½-½ | 44 |
2000 |
President's Invitational | C17 French, Winawer, Advance |
| 3. S Matthews vs D Vecanski |
| 1-0 | 45 |
2000 |
President's Invitational | B12 Caro-Kann Defense |
| 4. S Matthews vs K Williams |
| 0-1 | 56 |
2000 |
President's Invitational | B22 Sicilian, Alapin |
| 5. G Fraser vs S Matthews |
 | 0-1 | 77 |
2000 |
President's Invitational | D45 Queen's Gambit Declined Semi-Slav |
| 6. M Henry vs S Matthews |
| 1-0 | 37 |
2000 |
President's Invitational | C10 French |
| 7. Kotronias vs S Matthews |
 | 1-0 | 38 |
2000 |
34th Olympiad | B42 Sicilian, Kan |
| 8. S Matthews vs A Tulloch |
| 0-1 | 42 |
2000 |
President's Invitational | A20 English |
| 9. S Matthews vs W Arencibia |
| 0-1 | 37 |
2000 |
34th Olympiad | B90 Sicilian, Najdorf |
| 10. S Matthews vs Chor Yuen Chong |
| 0-1 | 52 |
2004 |
36th Olympiad | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 11. N Mitkov vs S Matthews |
 | 1-0 | 31 |
2004 |
36th Olympiad | B48 Sicilian, Taimanov Variation |
| 12. A Zahiruddin vs S Matthews |
| 0-1 | 58 |
2004 |
36th Olympiad | A04 Reti Opening |
| 13. T Pitlagano vs S Matthews |
| 0-1 | 62 |
2004 |
36th Olympiad | B22 Sicilian, Alapin |
| 14. S Matthews vs J Hawes |
| 0-1 | 63 |
2004 |
36th Olympiad | B00 Uncommon King's Pawn Opening |
| 15. S Matthews vs R Juarez Flores |
| ½-½ | 66 |
2004 |
36th Olympiad | B07 Pirc |
| 16. S Matthews vs C Papatryfonos |
 | 0-1 | 33 |
2004 |
36th Olympiad | C70 Ruy Lopez |
| 17. P Rowe vs S Matthews |
| 0-1 | 40 |
2004 |
36th Olympiad | A48 King's Indian |
| 18. S Kawuma vs S Matthews |
| 0-1 | 61 |
2004 |
36th Olympiad | B43 Sicilian, Kan, 5.Nc3 |
| 19. S Matthews vs R Nokes |
| 1-0 | 73 |
2004 |
36th Olympiad | B33 Sicilian |
| 20. A Corke vs S Matthews |
 | ½-½ | 71 |
2006 |
37th Chess Olympiad | B07 Pirc |
| 21. T Nyback vs S Matthews |
 | 1-0 | 47 |
2006 |
37th Chess Olympiad | D19 Queen's Gambit Declined Slav, Dutch |
| 22. O De la Riva Aguado vs S Matthews |
| 1-0 | 22 |
2006 |
37th Chess Olympiad | B80 Sicilian, Scheveningen |
| 23. Youngsoo Kim vs S Matthews |
| 0-1 | 28 |
2006 |
37th Chess Olympiad | B96 Sicilian, Najdorf |
| 24. M Saud vs S Matthews |
| 1-0 | 38 |
2006 |
37th Chess Olympiad | E60 King's Indian Defense |
| 25. S Matthews vs Barsov |
| ½-½ | 49 |
2006 |
37th Chess Olympiad | C07 French, Tarrasch |