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Kill The Body

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Ed Denfass vs Philadelphia Jack O'Brien — record, stats and common opponents compared

Ed Denfass

🇺🇸HEAVYWEIGHT

Philadelphia Jack O'Brien

Ed Denfass (0-2-1 across 3 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 once. They share no common opponents in Kill The Body's bout data.

Denfass

Tracked record

0–2–1

counted from 3 bouts Kill The Body has ingested

O'Brien

147

Wins55 KO · 37%

16

Losses

24

Draws188 tracked bouts

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.

Head to Head

O'Brien leads 1–0

Ed Denfass and Philadelphia Jack O'Brien have met 1 time; O'Brien leads 1–0.

Ed Denfass and Philadelphia Jack O'Brien have met 1 time; O'Brien leads 1–0.
Met1902Mar 19Series
Ed DenfassFighter ALLost0–1W–L
Philadelphia Jack O'BrienFighter BWWon1–0W–L
ResultTKOR51Meeting

The Numbers

Denfass 1 · O'Brien 4 of 5 measurable rows
DenfassO'Brien
Record†
0-2-1147-16-24 (edge)
Win %0–100%
16.7%
85% (edge)
Wins by knockoutmax 55
0
55 (edge)
KO ratenot comparable
—37.41%
Stoppage rate (tracked wins)‡not comparable
—37%
Times stopped‡max 3
2 (edge)
3
Title reignslevelmax 0
0
0
Bouts per year§max 12.8
1.4
12.8 (edge)
Bouts trackedcoveragemax 188
3
188

† One or both records are tracked, not career-verified. · ‡ Counted from bouts Kill The Body has ingested, not a career total. · § Across each fighter's tracked career span. · Bars are scaled per row — percentages on 0–100, counts against the larger of the two. Every figure is also printed as text.

Tale of the Tape

Agenot held
Ed Denfass: No date of birth
Philadelphia Jack O'Brien: Died aged 64
Stance
Ed Denfass: Not recorded
Philadelphia Jack O'Brien: Orthodox

Ed Denfass left, Philadelphia Jack O'Brien right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Ed Denfass0 wins · from 3 tracked bouts

Ed Denfass: no tracked wins in the 3 bouts Kill The Body has ingested.

No tracked wins for Denfass yet.

Philadelphia Jack O'Brien147 wins · from 188 tracked bouts

Philadelphia Jack O'Brien: 147 tracked wins — 55 by KO/TKO (37%), 29 on the cards (20%) and 63 by another method or unrecorded (43%). Counted from 188 bouts Kill The Body has ingested.

55 by KO/TKO 37%29 on the cards 20%63 by another method or unrecorded 43%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Ed Denfass 3, Philadelphia Jack O'Brien 188 — not from a career-complete method table.

Common Opponents

No opponents in common across the bouts Kill The Body has tracked for these two.

Current Form

Oldest left · newest right

Ed Denfass last boxed on Mar 19, 1902 — 45,508 days ago. Denfass had lost the most recent, to Philadelphia Jack O'Brien.LDL

Root Feb 1900Klondike Jul 1900O'Brien Mar 19021.4 tracked bouts per year

Philadelphia Jack O'Brien has lost three straight, after one straight win. O'Brien last boxed on Aug 15, 1911.LWLLL

Kaufman Apr 1910Schreck May 1910Koch Jun 1910Ramsey Nov 1910Langford Aug 191112.8 tracked bouts per year

Common Questions

With the rows behind them
Have Ed Denfass and Philadelphia Jack O'Brien ever fought each other?
Yes. Ed Denfass and Philadelphia Jack O'Brien met once on March 19, 1902, and Philadelphia Jack O'Brien won by TKO in round 5.
The meeting

LMar 19, 1902 · O'Brien · TKO R5

Head to Head ↓
Who has the better record, Denfass or O'Brien?
Ed Denfass is 0-2-1 across the 3 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.
Records · win %

Denfass0–2–116.7%

O'Brien147–16–2485%

The Numbers ↓
Who has more knockouts, Denfass or O'Brien?
Ed Denfass has 0 knockout wins and Philadelphia Jack O'Brien has 55. Philadelphia Jack O'Brien has more.
Knockout wins · KO rate

Denfass0

O'Brien5537.4%

The Numbers ↓
Do Denfass and O'Brien have any common opponents?
Kill The Body's bout data shows no opponents that both Ed Denfass and Philadelphia Jack O'Brien have faced.
How much fight data does Kill The Body have on Denfass and O'Brien?
This comparison is drawn from 3 bouts tracked for Ed Denfass and 188 bouts tracked for Philadelphia Jack O'Brien. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Denfass3bouts

O'Brien188bouts

How They Win ↓

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