United States National Championships (AAU Tournament) - San Francisco - April 4-6 1906
Preliminaries (maybe not full)
| 1906-04-04 | 47,6kg | W.Austin | William Lucey | PTS |
| 1906-04-04 | 47,6kg | John Batterton | Abe Label | TKO 2 |
| 1906-04-04 | 47,6kg | R.Gresham | C.E.Robinson | TKO 2 |
| 1906-04-04 | 47,6kg | James Carroll | Joe Varela | PTS |
| 1906-04-04 | 47,6kg | Ed Lennon | J.Robertson | PTS |
| 1906-04-04 | 52,2kg | Al Stone | Louis Lazar | PTS |
| 1906-04-04 | 52,2kg | Harry Williams | Mike Kutchos | PTS |
| 1906-04-04 | 52,2kg | Thomas Stone | J.E.Barbee | PTS |
| 1906-04-04 | 52,2kg | W.O'Brien | George Knotter | PTS |
| 1906-04-04 | 52,2kg | Thomas Rawson | Dave Campbell | PTS |
| 1906-04-04 | 52,2kg | Harry Baker | George Harley | TKO 2 |
| 1906-04-04 | 52,2kg | Eddie Meaney | John Dyer | PTS |
| 1906-04-04 | 52,2kg | H.Jones | Morris Schneider | PTS |
| 1906-04-04 | 56,7kg | J.Lahey | Dan Sullivan | PTS |
| 1906-04-04 | 56,7kg | M.Augusta | Matt Ryan | TKO 1 |
| 1906-04-04 | 56,7kg | Johnny Murphy | John McCartey | PTS |
| 1906-04-04 | 56,7kg | Oliver Kirk | L.W.Letcher | TKO 2 |
| 1906-04-04 | 56,7kg | Frank Edwards | C.F.McGowan | TKO 1 |
| 1906-04-04 | 61,2kg | James Bradley | M.Kenney | PTS |
| 1906-04-04 | 61,2kg | James Ford | Antoine La Grave | PTS |
| 1906-04-04 | 61,2kg | John Rodney | Joseph Lydon | TKO 2 |
| 1906-04-04 | 61,2kg | William Wolff | Frank Flores | PTS |
| 1906-04-04 | 61,2kg | L.J.Lefranier | Gene Milligan | TKO 1 |
| 1906-04-04 | 61,2kg | Lew Powell | Harry Peek | PTS |
Quarter-Finals (incomplete)
| 1906-04-05 | 52,2kg | Harry Baker | Thomas Rawson | PTS |
| 1906-04-05 | 52,2kg | Harry Williams | Eddie Meaney | WO. |
| 1906-04-05 | 56,7kg | Frank Edwards | Oliver Kirk | PTS |
| 1906-04-05 | 56,7kg | M.Augusta | Johnny Murphy | PTS |
| 1906-04-05 | 61,2kg | Lew Powell | L.J.Lefranier | KO 1 |
| 1906-04-05 | 61,2kg | William Wolff | Ed Dullea | TKO 1 |
| 1906-04-05 | 61,2kg | James Bradley | John Harders | KO 1 |
| 1906-04-05 | 61,2kg | James Ford | John Rodney | PTS |
| 1906-04-05 | 65,8kg | John Rodney | J.Duggain | KO 1 |
| 1906-04-05 | 65,8kg | Hugh McKinnon | Matt Grunfield | PTS |
Semi-Finals
| 1906-04-05 | 47,6kg | R.Gresham | William Lundle | TKO 1 |
| 1906-04-05 | 47,6kg | James Carroll | Ed Lennon | PTS |
| 1906-04-05 | 52,2kg | Thomas Stone | H.Jones | KO 1 |
| 1906-04-06 | 52,2kg | Harry Baker | Harry Williams | PTS |
| 1906-04-06 | 56,7kg | M.Augusta | Frank Edwards | ??? |
| 1906-04-05 | 56,7kg | William Leonard | J.Lahey | PTS |
| 1906-04-06 | 61,2kg | William Wolff | James Ford | PTS |
| 1906-04-06 | 61,2kg | Lew Powell | James Bradley | TKO 3 |
| 1906-04-06 | 65,8kg | Hugh McKinnon | James Ellis | PTS |
| 1906-04-06 | 65,8kg | William McDonald | John Rodney | ??? |
| 1906-04-05 | 71,7kg | Henry Fincke | Charles Mayer | PTS |
| 1906-04-05 | 71,7kg | George Murray | William Warren | PTS |
| 1906-04-05 | 76,2kg | Joseph Willis | Andrew Gallagher | PTS |
| 1906-04-05 | +76,2kg | Walter Schulken | Eddie Lewis | KO 1 |
| 1906-04-05 | +76,2kg | Walter Kirchner | Ed Harkins | KO 1 |
Finals
| 1906-04-06 | 47,6kg | James Carroll | R.Gresham | PTS |
| 1906-04-06 | 52,2kg | Harry Baker | Thomas Stone | PTS |
| 1906-04-06 | 56,7kg | William Leonard | M.Augusta | PTS |
| 1906-04-06 | 61,2kg | Lew Powell | William Wolff | PTS |
| 1906-04-06 | 65,8kg | William McDonald | Hugh McKinnon | WO. |
| 1906-04-06 | 71,7kg | Henry Fincke | George Murray | PTS |
| 1906-04-06 | 76,2kg | Ted Riordan | Joseph Willis | ??? |
| 1906-04-06 | +76,2kg | Walter Schulken | Walter Kirchner | KO 1 |