Bob York (The Colorado Demon) boxer
| Date | Opponent | Last Opponents' Results | Place | Titles | Result |
|---|---|---|---|---|---|
| Jan. 1, 1920 | Kid Gleason | L | P.S.A.C., Fort Worth | WIN KO |
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| July 3, 1919 | Young McNulty | Empress Theater, Salida | WIN Technical knockout |
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| Feb. 20, 1919 | Stockyards Tommy Murphy | WLWWLW | Rock Island | LOSS KO |
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| Jan. 9, 1919 | Len Rowlands | WDWLWW | Rock Island | WIN NWS |
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| Nov. 21, 1918 | Jack Dillon | DDWWWW | Empire Theatre, Rock Island | LOSS NWS |
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| March 22, 1918 | Jack Read | LLWLLW | Washington Theatre, Brownsville | WIN KO |
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| Feb. 15, 1918 | Jack Read | WWLLWL | Brownsville A.C. Clubrooms, Brownsville | WIN Points |
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| May 30, 1916 | Jack Dempsey | WWWWWW | Elko Theater, Price | LOSS KO |
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| April 26, 1916 | Young Hector | LLWWW | Elk's Club, Salida | LOSS Points |
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| Nov. 25, 1915 | Eddie Johnson | WDWWWD | Pueblo | DRAW Points |
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| Oct. 10, 1915 | Frankie Fowser | LDWDWW | Plaza de Toros, Ciudad Juarez | LOSS Points |
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| Jan. 1, 1915 | Harry Schafer | WLLW | Ciudad Juarez | LOSS Points |
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| Dec. 25, 1914 | Charlie Shands | LWD | Arena, Ciudad Juarez | DRAW Points |
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| Feb. 12, 1914 | Joe Herrick | DWDWWD | Arena, Silver City | DRAW Points |
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| Sept. 1, 1913 | Billy Shannon | Arena, Ciudad Juarez | DRAW Points |
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| July 27, 1913 | Walter Gray | LD | Plaza de Toros, Ciudad Juarez | WIN Points |
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| July 6, 1913 | Walter Gray | Arena, Ciudad Juarez | WIN Points |