Casper Leon boxer
- bouts
- 82
- won
- 42
- lost
- 15
- draw
- 24
- Status
- inactive
- Division
- flyweight
- Debut
- 1891-01-01
- Height
- 5′ 3½″/161cm
- Reach
- -
- Age
- 53
- Born
- 1872-12-08
- Death
- 1926-05-06
- Nationality
- Italy
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1904-10-08 | Tommy Love | WWLLLW | National A.C., Philadelphia | LOST |
| 1904-04-04 | Jimmy Farren | WWWWWL | Union Hall, Baltimore | DRAW Points |
| 1903-04-17 | Danny Dougherty | DWWWDW | Ariel A.C., Philadelphia | LOST |
| 1902-11-03 | Patsy Broderick | WLWLDD | Gospel Hall, Providence | DRAW Points |
| 1902-02-19 | Alex Dunsheath | LLLLLL | Germania Maennerchor Hall, Baltimore | WIN Points |
| 1902-01-22 | Jack Ward | LDLLWW | Germania Maennerchor Hall, Baltimore | DRAW Points |
| 1902-01-06 | Kid Bernasconi | LLLLLW | Washington S.C., Philadelphia | WIN |
| 1901-04-22 | Jack Madden | LWWLWL | Whitington Park, Hot Springs | WIN |
| 1901-04-02 | Harry Forbes | WWWDDW | Phoenix A.C., Memphis | LOST Technical knockout |
| 1901-03-08 | Maurice Rauch | WDWLWW | Hot Springs | DRAW Points |
| 1901-01-14 | George Monroe | WDWLDD | Whittington Park Arena, Hot Springs | LOST Points |
| 1900-12-18 | Kid McFadden | DDWLLW | Phoenix A.C., Memphis | LOST Points |
| 1900-10-27 | Harry Forbes | LWWWDD | Chicago A.C., Chicago | LOST Points |
| 1900-10-16 | Harry Harris | DDWWWW | Tattersall's, Chicago | LOST Points |
| 1900-09-06 | Harry Forbes | WLWWWD | Lake Contrary, Saint Joseph | DRAW Points |
| 1900-08-14 | Johnny Reagan | LDWWWW | Seaside A.C., Brooklyn | LOST Points |
| 1900-06-02 | Jimmy Smith | LLWWL | Mutual Street Rink, Toronto | LOST |
| 1900-05-22 | Joe Maxfield | WWW | Business Men's Gymnasium, Cleveland | DRAW |
| 1899-11-27 | Johnny Ritchie | WLDDWL | Memphis | DRAW Points |
| 1899-10-27 | Steve Flanagan | DDWDDD | Coliseum, Saint Louis | LOST Points |
| 1899-10-04 | Steve Flanagan | DWDDWD | West End Athletic Club, Saint Louis | DRAW Points |
| 1899-09-16 | Danny Dougherty | WWWDWD | Greenwood A.C., Brooklyn | DRAW Points |
| 1899-07-24 | Maurice Rauch | LWWDLD | West End A.C., Saint Louis | WIN Points |
| 1899-07-07 | Frank Cabrilliac | debut | West End A.C., Saint Louis | WIN Technical knockout |
| 1899-06-23 | Clarence Forbes | WWWWDW | Saint Louis | DRAW Points |
| 1899-06-09 | Clarence Forbes | WWWWWD | West Club, Saint Louis | LOST Points |
| 1899-06-03 | Patsy Donovan | DLDLDD | Greenwood A.C., Brooklyn | LOST Points |
| 1899-05-25 | Pinky Evans | WLWDLL | Yonkers | WIN Points |
| 1899-04-13 | Pinky Evans | WLWDL | Waverly A.C., Yonkers | WIN Points |
| 1899-04-01 | Danny Dougherty | WLDWWW | Greenwood A.C., Brooklyn | DRAW Points |
| 1899-01-30 | Terry McGovern | WWWWWW | Greenwood A.C., Brooklyn | LOST KO |
| 1899-01-16 | Torpedo Billy Murphy | LLLL | Peerless A.C., Cincinnati | WIN Points |
| 1898-12-29 | Jimmy Barry | DDDDDD | Claus Groth Hall, Davenport | DRAW Points |
| 1898-11-26 | Sammy Harris | WWWW | Chicago A.C., Chicago | LOST Points |
| 1898-11-21 | Jimmy Barry | WDDDDD | McGurn's Handball Court, Chicago | DRAW Points |
| 1898-11-07 | Joe Sturch | WDDDWD | McGurn's Handball Court, Chicago | WIN Points |
| 1898-10-22 | Harry Forbes | WWWWLD | America A.A., Chicago | DRAW Points |
| 1898-09-30 | Steve Flanagan | WLWDDD | Lenox A.C., New York | DRAW Points |
| 1898-05-30 | Jimmy Barry | WWWWWD | Lenox A.C., New York | DRAW Points |
| 1898-04-29 | Jack Ward | DDDWLW | Eureka A.C., Baltimore | DRAW Points |
| 1898-03-03 | George Monroe | DDWDWW | Music Hall, New Haven | WIN Points |
| 1898-01-11 | Jack Ward | DDLLDD | Palace S.C., Trenton | DRAW Points |
| 1897-12-02 | Lew Meyers | LW | Park City Theater, Bridgeport | WIN Points |
| 1897-11-08 | Johnny Midget Glynn | LDDWDD | Greenpoint S.C., Brooklyn | DRAW Points |
| 1897-05-31 | Lew Meyers | debut | Charter Oak Park, Hartford | WIN Points |
| 1897-05-22 | Ed Vaughn | LLLLWD | National S.C., New York | WIN KO |
| 1897-04-01 | Jack Ward | LWWDDL | Fifth Avenue A.C., New York | WIN Points |
| 1897-03-01 | George Church | DLDWD | Empire A.C., Buffalo | WIN Points |
| 1897-01-18 | Jack McKeeck | DLWDWL | Union Park A.C., Brooklyn | WIN Points |
| 1897-01-08 | Jack McKeeck | DDLWDW | Troy | WIN Points |
| 1896-12-13 | Jack Lynch | LLLWLD | Toronto A.C., Toronto | WIN Points |
| 1896-11-24 | Dave Sullivan | DWDWDD | Bohemian S.C., Maspeth, Queens | DRAW Points |
| 1896-10-16 | Jimmy Rose | DDD | Broadway A.C., New York | DRAW Points |
| 1896-08-22 | Jack Lynch | LLLLWL | Philadelphia | DRAW Points |
| 1896-07-14 | Jack Moran | debut | Capital City AC, Albany | WIN KO |
| 1896-06-15 | Johnny Connors | WL | Park Theater, Niagara Falls | WIN Technical knockout |
| 1896-05-02 | Connie Sullivan | WWLDLL | New York | WIN KO |
| 1896-04-25 | Tommy Spider Kelly | LLLLLW | New York A.C., New York | WIN Points |
| 1896-04-07 | Turkey Point Billy Smith | WWLLL | Shenandoah | WIN KO |
| 1896-03-31 | Jack Lynch | LLLLLW | Philadelphia | WIN Points |
| 1896-03-24 | Jack Lynch | WWLLLL | New York | WIN KO |
| 1896-02-22 | Jack Madden | WWWWL | New York A.C., New York | WIN Points |
| 1896-01-30 | George Johnson | LD | Madison Square Garden, New York | WIN Points |
| 1896-01-18 | Sammy Meyers | WL | New York | WIN Points |
| 1896-01-04 | Frank Brennan | debut | Union A.C., Brooklyn | WIN Technical knockout |
| 1895-12-02 | Joe Elms | DDDDWL | Empire A.C., Maspeth, Queens | WIN |
| 1895-11-29 | Frank Burns | debut | Brooklyn | WIN KO |
| 1895-11-11 | Turkey Point Billy Smith | WWL | Empire Athletic Club, Maspeth, Queens | WIN Points |
| 1895-10-28 | Patsy Haley | WDDDLW | Manhattan A.C., New York | WIN Points |
| 1895-10-26 | Young Corfield | debut | New York | WIN KO |
| 1895-10-07 | Charles Roden | LL | Constable Hook | WIN Points |
| 1895-08-22 | Bill Klemm | debut | Hoboken | WIN KO |
| 1895-08-19 | Jimmy Barry | WWWWDW | Academy of Music, New York | NC |
| 1895-07-15 | Charles Roden | L | Oakland Avenue Rink, Jersey City | WIN Points |
| 1895-05-17 | Ed Vaughn | DLLL | Jersey City | WIN KO |
| 1895-05-13 | Mike Newman | debut | Grand Army Hall, Brooklyn | LOST |
| 1895-04-27 | Charles Roden | debut | Oakland Avenue Rink, Jersey City | WIN Points |
| 1895-03-30 | Jimmy Barry | WWWWWW | 2nd Regiment Armory, Chicago | DRAW Points |
| 1894-12-11 | Kid Ryan | DWWWLL | Pelican Club, Chicago | WIN Points |
| 1894-09-15 | Jimmy Barry | WWWWWW | Picnic Grove, Lamont | LOST KO |
| 1893-10-20 | John Simpson | debut | Stagg A.C., Brooklyn | WIN KO |
| 1893-09-11 | Mike Bent | debut | Stagg A.C., Brooklyn | WIN Points |
| 1893-04-22 | Eugene Garcia | WW | National A.C., New York | DRAW Points |
| 1892-12-12 | William Steele | debut | Greenwood A.C., Brooklyn | DRAW Points |
| 1892-08-15 | Billy Hill | W | New York | LOST KO |
| 1891-01-01 | Jim Burns | debut | WIN KO |