Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.
Jack Williams (0-11-1 across 12 tracked bouts) and Philadelphia Jack O'Brien (147-16-24) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met 3 times. They share 2 common opponents.
Jack Williams vs Philadelphia Jack O'Brien — record, stats and common opponents compared
Head to Head
Philadelphia Jack O'Brien leads 3–0- Philadelphia Jack O'Brien wonO'Brien vs WilliamsDec 5, 1903 · KO · R3
- Philadelphia Jack O'Brien wonO'Brien vs WilliamsMay 26, 1903 · NWS
- Philadelphia Jack O'Brien wonO'Brien vs WilliamsMay 10, 1902 · NWS
The Numbers
- 0-11-1
- Record
- 147-16-24 (edge)
- 4.2%
- Win %
- 85% (edge)
- 0
- Wins by knockout
- 55 (edge)
- —
- KO rate
- 37.41%
- —
- Stoppage rate (tracked wins)
- 37%
- 6
- Times stopped
- 3 (edge)
- 0
- Title reigns
- 0
- 0.4
- Bouts per year
- 13 (edge)
- 12
- Bouts tracked
- 190
One or both records are tracked, not career-verified.
Counted from bouts Kill The Body has ingested, not a career total.
Counted from bouts Kill The Body has ingested, not a career total.
Across each fighter's tracked career span.
Tale of the Tape
- —
- Age
- 148
- —
- Stance
- Orthodox
- —
- Division
- Heavyweight
- —
- Nationality
- American
How They Win
Tracked bouts onlyJack Williams · 0 wins
No tracked wins yet.
Philadelphia Jack O'Brien · 149 wins
KO/TKO
55
Decision
30
Other
64
Counted from the bouts Kill The Body has ingested for each fighter (12 and 190 respectively), not from a career-complete method table.
Common Opponents
2 sharedJack Williams
LNWS · Mar 1906DNWS · Oct 1905LNWS · Aug 1905Philadelphia Jack O'Brien
WNWS · Jun 1908Jack Williams
LNWS · Nov 1904Philadelphia Jack O'Brien
WNWS · Mar 1903WPTS · Sep 1902WPTS · Sep 1901
Shared opponents are matched on fighter identity, not on name — two different fighters with the same name never merge into one row.
Current Form
Jack Williams
LLLDL
L3 streak · last fought Aug 11, 1913
Philadelphia Jack O'Brien
LLLWL
L3 streak · last fought Aug 15, 1911
Common Questions
- Have Jack Williams and Philadelphia Jack O'Brien ever fought each other?
- Yes. Jack Williams and Philadelphia Jack O'Brien have met 3 times and Philadelphia Jack O'Brien leads the series 3-0.
- Who has the better record, Jack Williams or Philadelphia Jack O'Brien?
- Jack Williams is 0-11-1 across the 12 bouts Kill The Body has tracked and Philadelphia Jack O'Brien is 147-16-24. Philadelphia Jack O'Brien has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Jack Williams or Philadelphia Jack O'Brien?
- Jack Williams has 0 knockout wins and Philadelphia Jack O'Brien has 55. Philadelphia Jack O'Brien has more.
- Do Jack Williams and Philadelphia Jack O'Brien have any common opponents?
- Jack Williams and Philadelphia Jack O'Brien share 2 common opponents: Jack Blackburn and Joe Choynski. Philadelphia Jack O'Brien fared better against 2 of them.
- How much fight data does Kill The Body have on Jack Williams and Philadelphia Jack O'Brien?
- This comparison is drawn from 12 bouts tracked for Jack Williams and 190 bouts tracked for Philadelphia Jack O'Brien. Method and activity splits reflect those bouts only.