| Date | Opponent | Place | Result |
| 1905 |
| + July 27 | Charles Hillard | San Francisco, United States | KO 1 |
| + Aug. 1 | Joe Black | San Francisco, United States | KO 1 |
| + Aug. 2 | Tapero | San Francisco, United States | TKO 1 |
| + Sept. 27 | Harry Foley | San Francisco, United States | KO 1 |
| - Oct. 27 | Philadelphia Jack O'Brien | San Francisco, United States | KO by 17 |
| 1906 |
| + Jan. 26 | Dave Barry | Los Angeles, United States | TKO 14 |
| + May 31 | Jack Twin Sullivan | San Francisco, United States | KO 1 |
| + Aug. 7 | Fred Bradley | Chelsea, United States | KO 5 |
| + Oct. 31 | Samuel Berger | San Francisco, United States | TKO 10 |
| + Dec. 21 | George Gardner | Los Angeles, United States | TKO 14 |
| 1907 |
| + Aug. 29 | Mike Schreck | San Francisco, United States | KO 7 |
| + Oct. 11 | Dave Barry | Philadelphia, United States | TKO 3 |
| + Nov. 28 | Jack Twin Sullivan | Colma, United States | W 25 |
| 1908 |
| + May 12 | Joe Grim | Oakland, United States | W 6 |
| + July 24 | Battling Johnson | Los Angeles, United States | TKO 7 |
| + Aug. 25 | Fireman Jim Flynn | Los Angeles, United States | KO 9 |
| + Oct. 9 | Fred Bradley | Brooklyn, United States | KO 4 |
| + Nov. 10 | Terry Mustain | Vernon, United States | KO 14 |
| + Dec. 30 | Jim Barry | Vernon, United States | KO 39 |
| 1909 |
| * Apr. 13 | Tony Ross | Bronx, United States | ND 10 |
| * Sept. 9 | Jack Johnson | San Francisco, United States | ND 10 |
| World Heavyweight Title |
| 1910 |
| + Jan. 19 | Philadelphia Jack O'Brien | Pittsburgh, United States | W 6 |
| + Apr. 21 | Philadelphia Jack O'Brien | Pittsburgh, United States | W 6 |
| + Sept. 5 | Bill Lang | Philadelphia, United States | W 6 |
| + Sept. 26 | Al Kubiak | Baltimore, United States | W 6 |
| * Oct. 8 | Tony Ross | Philadelphia, United States | ND 6 |
| 1911 |
| - May 5 | Fireman Jim Flynn | Kansas City, United States | KO by 10 |
| - Dec. 28 | Al Palzer | Brooklyn, United States | KO by 5 |
| 1912 |
| - June 21 | Charley Miller | San Francisco, United States | L 4 |
| - Oct. 12 | Luther McCarty | San Francisco, United States | TKO by 2 |
| - Dec. 25 | Kid Kenneth | Coalinga, United States | KO by 18 |
| 1913 |
| + Apr. 11 | Jack Lester | San Francisco, United States | W 4 |
| + Apr. 16 | Al Benedict | Philadelphia, United States | TKO 4 |
| 1914 |
| - July 10 | Tom McMahon | San Francisco, United States | KO by 1 |
| - Oct. 26 | Fred Fulton | San Francisco, United States | L 4 |
