Game |
| Result | Moves |
Year | Event/Locale | Opening |
51. Steinitz vs S Dubois |
  | ½-½ | 51 | 1862 | Steinitz - Dubois | C51 Evans Gambit |
52. S Dubois vs Lowenthal |
| ½-½ | 36 | 1862 | London | C39 King's Gambit Accepted |
53. S Dubois vs Steinitz |
  | 0-1 | 56 | 1862 | Steinitz - Dubois | C50 Giuoco Piano |
54. S Dubois vs Steinitz |
  | 1-0 | 37 | 1862 | Steinitz - Dubois | C54 Giuoco Piano |
55. S Dubois vs Steinitz |
  | 1-0 | 29 | 1862 | Steinitz - Dubois | C45 Scotch Game |
56. S Dubois vs Steinitz |
  | 0-1 | 54 | 1862 | Steinitz - Dubois | C45 Scotch Game |
57. A Mongredien vs S Dubois |
| ½-½ | 25 | 1862 | 5th BCA Congress, London | A84 Dutch |
58. S Dubois vs J Hannah |
 | 1-0 | 36 | 1862 | 5th BCA Congress, London | C01 French, Exchange |
59. S Dubois vs A Mongredien |
 | 1-0 | 29 | 1862 | 5th BCA Congress, London | C39 King's Gambit Accepted |
60. S Dubois vs Anderssen |
 | 0-1 | 22 | 1862 | Thematic Match | C37 King's Gambit Accepted |
61. S Dubois vs Blackburne |
 | ½-½ | 41 | 1862 | 5th BCA Congress, London | C00 French Defense |
62. S Dubois vs Steinitz |
  | 0-1 | 37 | 1862 | 5th BCA Congress, London | C50 Giuoco Piano |
63. Paulsen vs S Dubois |
| 1-0 | 24 | 1862 | Casual game | C33 King's Gambit Accepted |
64. Paulsen vs S Dubois |
  | 0-1 | 52 | 1862 | 5th BCA Congress, London | C33 King's Gambit Accepted |
65. T Barnes vs S Dubois |
 | 0-1 | 35 | 1862 | 5th BCA Congress, London | C67 Ruy Lopez |
66. Anderssen vs S Dubois |
  | 1-0 | 32 | 1862 | 5th BCA Congress, London | C33 King's Gambit Accepted |
67. S Dubois vs G Dufresne |
  | ½-½ | 40 | 1863 | Rotterdam | C29 Vienna Gambit |
68. S Dubois vs G Dufresne |
| 1-0 | 46 | 1863 | Rotterdam | C29 Vienna Gambit |
69. S Dubois vs W Verbeek |
| 1-0 | 28 | 1863 | Reunion | C39 King's Gambit Accepted |
70. S Dubois vs W Verbeek |
| 1-0 | 39 | 1863 | Reunion | B40 Sicilian |
71. S Dubois vs Smalt |
 | 1-0 | 28 | 1864 | Rotterdam | C39 King's Gambit Accepted |
72. Smalt vs S Dubois |
 | 0-1 | 28 | 1864 | Rotterdam | C39 King's Gambit Accepted |
73. A Bonaparte vs S Dubois |
 | 0-1 | 28 | 1866 | Florence | C44 King's Pawn Game |
74. S Dubois vs Baruch |
 | 1-0 | 23 | 1866 | Florence | C28 Vienna Game |
75. S Dubois vs N Leuchtenberg |
  | 1-0 | 24 | 1873 | Rome | C23 Bishop's Opening |