Billy Marquart boxer
- bouts
- 18
- won
- 10
- lost
- 6
- draw
- 2
- Status
- inactive
- Division
- heavyweight
- Debut
- 1964-12-30
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1973-10-10 | Tommy Kost | LWWWLW | Catholic Youth Center, Scranton | LOST KO |
| 1973-03-15 | Chuck Wepner | LWWLWW | Embassy Hall, North Bergen | LOST Points |
| 1972-09-20 | Tommy Kost | WWWWWW | Madison Square Garden, New York | WIN Technical knockout |
| 1971-06-17 | Bob Castle | LWLLL | Embassy Hall, North Bergen | LOST Points |
| 1969-03-24 | Don Waldhelm | WWLLWW | Madison Square Garden, New York | LOST Points |
| 1969-01-22 | Al Brooks | LWLWWW | Madison Square Garden, New York | LOST Split-decision |
| 1968-09-26 | Don Waldhelm | DDLWWL | Madison Square Garden, New York | WIN Points |
| 1968-06-24 | Barry O'Neil | LLLLLW | Madison Square Garden, New York | WIN Technical knockout |
| 1967-11-27 | Walter Dietrich | WLD | Plaza Arena, Secaucus | DRAW Points |
| 1967-08-05 | Dick Hall | LWLWWW | Toronto | LOST KO |
| 1967-04-28 | Charlie Harris | debut | Armory, Jersey City | WIN Points |
| 1967-03-13 | Buddy Black | debut | Four Seasons Arena, Walpole | WIN Points |
| 1966-03-01 | Isaac Grubbs | LLDWWL | Convention Center, Miami Beach | WIN Points |
| 1965-04-20 | Don Waldhelm | debut | Sunnyside Garden, Sunnyside, Queens | DRAW Points |
| 1965-03-03 | Isaac Grubbs | WL | Auditorium, Miami Beach | WIN Split-decision |
| 1965-02-01 | Lou Howard | LLLLLL | Convention Center, Miami Beach | WIN Points |
| 1965-01-29 | Lou Howard | WLLLLL | Music Carnival Theatre, West Palm Beach | WIN Points |
| 1964-12-30 | Johnny Stacy | debut | Auditorium, Miami Beach | WIN |
