Joe Sieloff (Seilaff/Sieloff) boxer
- bouts
- 35
- won
- 12
- lost
- 11
- draw
- 12
- Status
- inactive
- Division
- welterweight
- Debut
- 1922-05-19
- Height
- 5′ 6½″/169cm
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1929-10-25 | Chuck Borden | WWDLWW | Armory, Eugene | LOST Technical knockout |
| 1929-07-23 | Jack Kentworth | WDDWLW | Auditorium, Portland | DRAW Points |
| 1929-06-25 | Jack Kentworth | LDWDDW | Auditorium, Portland | WIN Points |
| 1929-05-16 | Cy Schaefer | DDWLLL | Auditorium, Tacoma | DRAW Points |
| 1929-05-14 | Al Trulmans | debut | Auditorium, Portland | LOST Points |
| 1929-04-30 | Johnny Bray | WWDWWW | Chehalis | LOST Points |
| 1929-04-26 | Benny Egos | DDWWDL | Pinehurst Community Hall, Everett | DRAW Points |
| 1929-04-10 | Jack Breedlove | WWDWDL | Bend High School Gym, Bend | DRAW Points |
| 1929-03-20 | Ted Tanner | LLLDWL | Legion Hall, Klamath Falls | WIN KO |
| 1929-03-06 | Eddie Morris | debut | Legion Hall, Klamath Falls | DRAW Points |
| 1929-01-30 | Ray Clark | DWDDWW | Liberty Hall, Bellingham | LOST Technical knockout |
| 1929-01-01 | Don Fraser | LWLWWD | Crystal Pool, Seattle | LOST Points |
| 1928-11-14 | Frankie Repoz | DLWDWD | Liberty Hall, Bellingham | LOST Points |
| 1928-11-06 | Cy Schaefer | WWWDDW | Crystal Pool, Seattle | WIN Points |
| 1928-10-29 | Billy Anderson | W | Legion Hall, Olympia | WIN Points |
| 1928-10-23 | Ray Evans | WLDL | Crystal Pool, Seattle | WIN Points |
| 1928-10-02 | Johnny Casebeer | WWWLWW | Crystal Pool, Seattle | DRAW Points |
| 1928-09-25 | Jimmy Beck | WDWWWW | Armory, Portland | WIN Points |
| 1928-09-14 | Don Fraser | WLLLLL | American Theater, Spokane | LOST Points |
| 1928-09-03 | Denny Martin | LWLLWD | Arena, Vancouver | WIN Points |
| 1928-08-14 | Ray McQuillan | WWWWW | Armory, Portland | DRAW Points |
| 1928-07-11 | Bobby Coleman | debut | Community House, West Bremerton | DRAW Points |
| 1928-07-03 | Leo Casey Reed | LLLDDW | Aberdeen | DRAW Points |
| 1928-06-25 | Johnny Woods | WLLLDW | Vancouver | WIN Points |
| 1928-06-12 | Kewpie Riley | LWWWDW | Armory, Portland | DRAW Points |
| 1928-05-22 | Don Mack | DWWDWW | Armory, Portland | DRAW Points |
| 1928-05-08 | Kid Rose | debut | Armory, Portland | WIN Technical knockout |
| 1926-11-26 | My Sullivan | WWWLWW | Auditorium, Saint Paul | LOST |
| 1926-09-21 | Benny Valger | LDWWLW | Coliseum, Chicago | LOST Points |
| 1926-08-25 | Russell Whalen | WDWWWW | Loyola University Athletic Field, Chicago | LOST Points |
| 1925-05-18 | Billy Bortfield | WLWWWD | Empress Theater, Milwaukee | LOST Technical knockout |
| 1925-04-03 | Sammy Mandell | WWLWWW | Madison | LOST |
| 1925-02-27 | Reddy Blanchard | WWLDLL | La Crosse | WIN |
| 1925-02-16 | Joe Jawson | WLDLLL | Empress Theater, Milwaukee | LOST |
| 1925-01-12 | Harry Kahn | LWWDDW | Empress Theater, Milwaukee | LOST |
| 1924-10-20 | Clonie Tait | WWWWWL | Auditorium, Milwaukee | LOST Technical knockout |
| 1924-10-06 | Willie Herman | DDLDLW | Auditorium, Milwaukee | WIN |
| 1924-09-22 | Al Wolgast | WWWWWD | Auditorium, Milwaukee | WIN |
| 1924-08-22 | Tony Sanders | WWDW | Juneau Theater, Milwaukee | WIN Technical knockout |
| 1924-03-21 | Joe Jawson | LLWLLL | Juneau Theater, Milwaukee | WIN |
| 1924-03-06 | Harry Kahn | LWWWLL | Auditorium, Milwaukee | LOST |
| 1923-11-26 | Otto Wallace | LLLLDL | Auditorium, Milwaukee | WIN |
| 1923-11-05 | Joe Jawson | WLLDLL | Auditorium, Milwaukee | LOST |
| 1923-10-05 | Harry Kahn | WWLWWW | Arena Ice Gardens, Milwaukee | WIN |
| 1923-08-31 | Harry Kahn | DWWLWW | Arena Ice Gardens, Milwaukee | LOST |
| 1923-08-13 | Billy Kautz | WLWLWW | Racine | WIN |
| 1923-06-22 | Reddy Blanchard | LLWDLL | Wausau | WIN |
| 1923-06-12 | Tony Dennis | LLWWWW | Auditorium, Milwaukee | DRAW |
| 1923-04-23 | Jack Zalice | WDLLDL | Empress Theater, Milwaukee | DRAW |
| 1923-04-13 | Reddy Blanchard | DLLWL | Eau Claire | WIN |
| 1923-03-22 | Battling Check | WWWDWL | Sheboygan | WIN |
| 1923-03-02 | Joe Wyko | L | Empress Theater, Milwaukee | WIN Technical knockout |
| 1923-02-22 | Jimmy Muzzy | WWLWLW | Auditorium, Milwaukee | WIN |
| 1923-02-16 | Larry Bark | L | Sheboygan | WIN KO |
| 1923-01-24 | Jimmy Muzzy | LLWWLW | Castle Ice Gardens, Milwaukee | WIN |
| 1923-01-16 | Larry Bark | debut | Castle Ice Gardens, Milwaukee | WIN |
| 1922-05-19 | Wotkiewicz | debut | Wausau | WIN |
