| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. G Marco vs Marshall |
| ½-½ | 14 |
1899 |
London | C67 Ruy Lopez |
| 2. Showalter vs Marshall |
| ½-½ | 50 |
1900 |
hex | C79 Ruy Lopez, Steinitz Defense Deferred |
| 3. A M Levin vs Marshall |
| 0-1 | 36 |
1902 |
Hanover | C63 Ruy Lopez, Schliemann Defense |
| 4. G Marco vs Marshall |
 | 1-0 | 40 |
1902 |
Monte Carlo | C63 Ruy Lopez, Schliemann Defense |
| 5. Teichmann vs Marshall |
 | 0-1 | 39 |
1902 |
Monte Carlo | C63 Ruy Lopez, Schliemann Defense |
| 6. H Wolf vs Marshall |
 | 1-0 | 25 |
1902 |
Hanover | C63 Ruy Lopez, Schliemann Defense |
| 7. H Suechting vs Marshall |
| 0-1 | 59 |
1902 |
Hanover | C63 Ruy Lopez, Schliemann Defense |
| 8. G Marco vs Marshall |
| ½-½ | 53 |
1903 |
Monte Carlo | C63 Ruy Lopez, Schliemann Defense |
| 9. Teichmann vs Marshall |
| ½-½ | 60 |
1903 |
Monte Carlo | C63 Ruy Lopez, Schliemann Defense |
| 10. Taubenhaus vs Marshall |
| 0-1 | 62 |
1903 |
Monte Carlo | C63 Ruy Lopez, Schliemann Defense |
| 11. J Barry vs Marshall |
 | 0-1 | 27 |
1904 |
Cambridge Springs | C63 Ruy Lopez, Schliemann Defense |
| 12. G Marco vs Marshall |
| ½-½ | 30 |
1904 |
Cambridge Springs | C63 Ruy Lopez, Schliemann Defense |
| 13. E Schrader vs Marshall |
 | 0-1 | 48 |
1904 |
Ch USA | C63 Ruy Lopez, Schliemann Defense |
| 14. A Hodges vs Marshall |
| 0-1 | 35 |
1904 |
Cambridge Springs | C63 Ruy Lopez, Schliemann Defense |
| 15. Leonhardt vs Marshall |
| 0-1 | 21 |
1905 |
Scheveningen | C70 Ruy Lopez |
| 16. H Wolf vs Marshall |
| ½-½ | 42 |
1905 |
Barmen Masters A, GER | C63 Ruy Lopez, Schliemann Defense |
| 17. Janowski vs Marshall |
 | 0-1 | 54 |
1905 |
Paris | C63 Ruy Lopez, Schliemann Defense |
| 18. Maroczy vs Marshall |
| 1-0 | 58 |
1905 |
Ostend | C63 Ruy Lopez, Schliemann Defense |
| 19. C Trimborn vs Marshall |
 | 0-1 | 35 |
1905 |
Scheveningen | C63 Ruy Lopez, Schliemann Defense |
| 20. G Marco vs Marshall |
| ½-½ | 31 |
1905 |
Ostend | C63 Ruy Lopez, Schliemann Defense |
| 21. Duras vs Marshall |
| 0-1 | 55 |
1906 |
DSB Kongress XV | C62 Ruy Lopez, Old Steinitz Defense |
| 22. Taubenhaus vs Marshall |
| ½-½ | 25 |
1906 |
Ostend | C63 Ruy Lopez, Schliemann Defense |
| 23. A W Fox vs Marshall |
 | 0-1 | 34 |
1906 |
New York | C63 Ruy Lopez, Schliemann Defense |
| 24. Przepiorka vs Marshall |
| 0-1 | 34 |
1906 |
DSB Kongress XV | C62 Ruy Lopez, Old Steinitz Defense |
| 25. A W Fox vs Marshall |
| ½-½ | 75 |
1906 |
New York | C63 Ruy Lopez, Schliemann Defense |