Shaver O'Brien (Edward O'Brien) boxer
- bouts
- 66
- won
- 35
- lost
- 21
- draw
- 9
- Status
- inactive
- Division
- welterweight
- Debut
- 1916-12-15
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1926-02-08 | Shadow Bowden | debut | Mechanics Building, Boston | WIN Points |
| 1925-07-13 | Al Mello | WLWWWW | Braves Field, Boston | LOST Technical knockout |
| 1925-04-02 | Al Sears | WWLWWL | Salem | LOST Points |
| 1925-01-30 | Frankie Quill | LLLLDL | O'Donnell Hall, Nashua | DRAW Points |
| 1924-12-23 | Al Mello | W | Mechanics Building, Boston | LOST Points |
| 1924-11-10 | George Allen | L | Casino Hall, Lynn | WIN KO |
| 1924-04-22 | David Beattie | debut | Grand Opera House, Boston | WIN KO |
| 1923-02-15 | Billy Duffy | WLLWWL | Mechanics Building, Boston | LOST Technical knockout |
| 1922-11-21 | Billy Woods | WLWWLD | Grand Opera House, Boston | LOST Points |
| 1921-12-15 | Porky Diggins | WWWWW | Olympia Theatre, Nashua | DRAW Points |
| 1921-10-20 | Joe Gibbs | LLLWLW | Crescent Rink, Lowell | LOST KO |
| 1921-06-14 | Frank Tillo | WLWLWL | Mechanics Building, Boston | WIN Technical knockout |
| 1921-05-13 | Willie Gradwell | LLLDWW | Casino, Fall River | LOST Points |
| 1921-05-10 | Frankie Schoell | WWLWWW | Mechanics Building, Boston | LOST Points |
| 1921-04-29 | Frank Tillo | LWLWLW | Arena, Boston | WIN Points |
| 1921-04-11 | Harry Silva | WLWLLW | Grand Opera House, Boston | WIN Points |
| 1921-03-07 | Jack Thomas | DWWDWW | Grand Opera House, Boston | LOST KO |
| 1921-02-18 | Harry Silva | WWWLWL | Mechanics Building, Boston | WIN Points |
| 1920-12-13 | Billy Carney | LDDDDL | Grand Opera House, Boston | LOST Points |
| 1920-11-03 | Joe Connolly | LLLWL | Commercial A.C., Boston | WIN Points |
| 1920-11-01 | Young Pooler | WLLLWW | Freeman's Hall, Portsmouth | LOST Points |
| 1920-10-26 | Billy Woods | WWWWWL | Essex A.C., Salem | WIN Points |
| 1920-10-22 | Dave Powers | DLLWLW | Bayside A.C., Newport | WIN KO |
| 1920-10-14 | Young Pooler | LWLLLW | Freeman's Hall, Portsmouth | LOST Points |
| 1920-09-21 | Frankie Quill | DWDW | Mechanics Building, Boston | WIN Points |
| 1920-06-14 | Jimmy Sullivan | LWLWLL | Mechanics Building, Boston | DRAW Points |
| 1920-05-19 | Mike O'Leary | WLLWDW | Auditorium, Milwaukee | DRAW |
| 1920-01-21 | Nate Siegel | LWDWWD | Victory A.C., Gardner | LOST |
| 1920-01-16 | Joe Connolly | WWLLLL | Farrington A.C., Brockton | NC No Contest |
| 1920-01-13 | Joe Connolly | LWWLLL | Armory A.A., Boston | WIN Points |
| 1920-01-02 | Harry Silva | WWWLWD | Commercial A.C., Boston | WIN Points |
| 1919-12-12 | Joe Gibbs | DLDWWW | Commercial A.C., Boston | WIN Points |
| 1919-12-02 | Harry Ah Chung | DWLDLD | Armory, Boston | WIN Technical knockout |
| 1919-11-26 | Jimmy Coffey | LLLWLL | Rockland | WIN |
| 1919-11-20 | Young Sieger | LWLLLL | Crescent Rink, Lowell | WIN KO |
| 1919-10-16 | Johnny Singer | debut | Camp Devens | WIN KO |
| 1919-08-08 | Nate Siegel | WLWDWW | Commercial A.C., Boston | DRAW Points |
| 1919-07-04 | Joe Gibbs | DWWLLL | Commercial A.C., Boston | WIN Points |
| 1919-06-27 | Nate Siegel | DWWWLW | Commercial A.C., Boston | DRAW Points |
| 1919-04-14 | George Alger | DWLLLD | Park Riding Academy, Boston | LOST Points |
| 1919-04-03 | Joe Rocco | WW | YMCA Hut, Camp Devens | DRAW Points |
| 1919-03-18 | Eddie Fitzsimmons | WWWDWW | Armory, Boston | LOST Technical knockout |
| 1919-02-25 | Johnny Clinton | WWDWWW | Armory, Boston | LOST Points |
| 1919-02-14 | Matt Ade | LLWLW | Auditorium, Milwaukee | WIN |
| 1918-12-24 | Pete Hartley | LWWWDD | Grand Opera House, Boston | DRAW Points |
| 1918-11-28 | Barney Adair | WWDLWW | Armory, Boston | LOST Points |
| 1918-11-08 | Louis Strona | WLWWLL | Rollo Rink, Newport | WIN Points |
| 1918-10-22 | Barney Adair | WWLWWD | Armory, Boston | WIN Points |
| 1918-09-20 | Hammering Howie | WLLWWW | Commercial A.C., Boston | WIN Points |
| 1918-07-16 | Maxie Green | L | Armory, Boston | WIN Points |
| 1918-07-09 | Barney Adair | LWWLLW | Armory, Boston | LOST Points |
| 1918-06-18 | Sam Bell | WWDLWW | Arena, Boston | WIN Points |
| 1918-06-04 | Johnny Noonan | LLWWLW | Arena (Armory A.A.), Boston | WIN Points |
| 1918-04-30 | Frankie Britt | WWWDWL | Armory, Boston | LOST Technical knockout |
| 1918-02-05 | Gilbert Gallant | WLWLDL | Arena (Armory A.A.), Boston | LOST |
| 1918-01-01 | Frankie Britt | WDWLWL | Armory, Boston | DRAW Points |
| 1917-12-11 | Henry LeBoeuf | DWWWW | Grand Opera House, Boston | WIN Points |
| 1917-10-12 | Dan McCormick | LWLW | Commercial A.C., Boston | WIN Points |
| 1917-10-09 | Banty Lewis | LWLLWW | Armory, Boston | WIN Points |
| 1917-07-06 | Johnny Emery | WWLLWL | Commercial A.C., Boston | WIN Points |
| 1917-05-25 | Johnny Donovan | WWWDLD | Commercial A.C., Boston | WIN Points |
| 1917-04-04 | Al Gerard | WWLLWL | Armory, Boston | WIN Points |
| 1917-03-30 | Kid Thomas | LWLWDW | Commercial A.C., Boston | DRAW Points |
| 1917-02-22 | Gardner Brooks | WWWWLL | Commercial A.C., Boston | WIN Points |
| 1917-02-12 | Frankie Garvin | debut | Anawan A.A., Taunton | WIN Points |
| 1917-02-09 | Kid Thomas | WLDWLW | Commercial A.C., Boston | WIN Points |
| 1917-01-25 | Kid Thomas | LWLDWL | Unity Cycle Club, Lawrence | LOST Points |
| 1916-12-29 | Young Scully | DLWL | Commercial A.C., Boston | WIN Points |
| 1916-12-15 | Louis Leonard | D | Commercial A.C., Boston | WIN Points |
