Curly Klaas boxer
- bouts
- 10
- won
- 5
- lost
- 5
- draw
- 0
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1932-08-25
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1934-04-09 | Floyd Walcott | debut | Palisades Rink, McKeesport | LOST Technical knockout |
| 1934-03-19 | Chuck Mullins | LWWLDL | Motor Square Garden, Pittsburgh | LOST Points |
| 1933-10-30 | Mike Mitchell | WWLWWD | Moose Temple, Pittsburgh | LOST Points |
| 1933-04-17 | Walter Ketchell | LLLLLL | Motor Square Garden, Pittsburgh | WIN Technical knockout |
| 1933-04-07 | Mike Mitchell | WWLWWW | Northside Arena, Pittsburgh | WIN Unanimous decision |
| 1933-01-06 | Billy Clair | W | Northside Arena, Pittsburgh | WIN Points |
| 1932-12-30 | Chuck Mullins | LWW | Northside Arena, Pittsburgh | WIN Points |
| 1932-12-13 | Chuck Mullins | LW | Northside Arena, Pittsburgh | LOST Points |
| 1932-09-21 | Ray Jennings | WWWWL | Meyers Bowl, North Braddock | LOST Unanimous decision |
| 1932-08-25 | Jack Smiley | LLL | Greenlee Field, Pittsburgh | WIN Technical knockout |
