Skip to main content
Kill The Body

and the head will die

Antoine Douglas vs Gary O'Sullivan — record, stats and common opponents compared

🇺🇸UNITED STATES

Antoine Douglas

🇮🇪IRELAND

Gary O'Sullivan

Antoine Douglas (22-2-1) and Gary O'Sullivan (32-6) 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.

Douglas

22

Wins16 KO · 73%

2

Losses

1

Draw6 tracked bouts

O'Sullivan

32

Wins21 KO · 66%

6

Losses

0

Draws38 tracked bouts

Head to Head

O'Sullivan leads 1–0

Antoine Douglas and Gary O'Sullivan have met 1 time; O'Sullivan leads 1–0.

Antoine Douglas and Gary O'Sullivan have met 1 time; O'Sullivan leads 1–0.
Met2017Dec 16Series
Antoine DouglasFighter ALLost0–1W–L
Gary O'SullivanFighter BWWon1–0W–L
ResultKOR71Meeting

The Numbers

Douglas 5 · O'Sullivan 2 of 7 measurable rows
DouglasO'Sullivan
Record
22-2-1 (edge)32-6
Win %0–100%
90% (edge)
84.2%
Wins by knockoutmax 21
16
21 (edge)
KO rate0–100%
72.73% (edge)
65.63%
Stoppage rate (tracked wins)†0–100%
67% (edge)
66%
Times stopped†max 4
2 (edge)
4
Title reignslevelmax 0
0
0
Bouts per year‡max 2.1
1.5
2.1 (edge)
Bouts trackedcoveragemax 38
6
38

† 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

Height+2″
Antoine Douglas: 6′0″ (edge)
Gary O'Sullivan: 5′10″
Reach+4″
Antoine Douglas: 74″ (edge)
Gary O'Sullivan: 70″
Age8 yrs apart
Antoine Douglas: 34
Gary O'Sullivan: 42
Stance
Antoine Douglas: Orthodox
Gary O'Sullivan: Orthodox

Antoine Douglas left, Gary O'Sullivan right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Antoine Douglas3 wins · from 6 tracked bouts

Antoine Douglas: 3 tracked wins — 2 by KO/TKO (67%) and 1 on the cards (33%). Counted from 6 bouts Kill The Body has ingested.

2 by KO/TKO 67%1 on the cards 33%

Gary O'Sullivan32 wins · from 38 tracked bouts

Gary O'Sullivan: 32 tracked wins — 21 by KO/TKO (66%), 10 on the cards (31%) and 1 by another method or unrecorded (3%). Counted from 38 bouts Kill The Body has ingested.

21 by KO/TKO 66%10 on the cards 31%1 by another method or unrecorded 3%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Antoine Douglas 6, Gary O'Sullivan 38 — 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

Antoine Douglas last boxed on Dec 16, 2017 — 3,230 days ago. Douglas had won two in a row before losing by stoppage to Gary O'Sullivan.DLWWL

Soro Jul 2014Khurtsidze Mar 2016Munguia Mar 2017Angel Jul 2017O'Sullivan Dec 20171.5 tracked bouts per year

Gary O'Sullivan has won once since losses to Erislandy Lara and Sofiane Khati. O'Sullivan last boxed on Oct 10, 2025 — 375 days ago.LWLLW

Munguia Jan 2020Robakidze May 2021Lara May 2022Khati Mar 2024Pawlowski Oct 20252.1 tracked bouts per year

Common Questions

With the rows behind them
Have Antoine Douglas and Gary O'Sullivan ever fought each other?
Yes. Antoine Douglas and Gary O'Sullivan met once on December 16, 2017, and Gary O'Sullivan won by KO in round 7.
The meeting

LDec 16, 2017 · O'Sullivan · KO R7

Head to Head ↓
Who has the better record, Douglas or O'Sullivan?
Antoine Douglas is 22-2-1 and Gary O'Sullivan is 32-6. Antoine Douglas has the higher win percentage.
Records · win %

Douglas22–2–190%

O'Sullivan32–684.2%

The Numbers ↓
Who has more knockouts, Douglas or O'Sullivan?
Antoine Douglas has 16 knockout wins and Gary O'Sullivan has 21. Gary O'Sullivan has more.
Knockout wins · KO rate

Douglas1672.7%

O'Sullivan2165.6%

The Numbers ↓
Do Douglas and O'Sullivan have any common opponents?
Kill The Body's bout data shows no opponents that both Antoine Douglas and Gary O'Sullivan have faced.
Who is bigger, Douglas or O'Sullivan?
Antoine Douglas is the taller fighter at 183 cm, 5 cm above the other. Antoine Douglas also has the longer reach, by 9 cm.
Height · reach

Douglas183 cm188 cm reach

O'Sullivan178 cm179 cm reach

Tale of the Tape ↓
How much fight data does Kill The Body have on Douglas and O'Sullivan?
This comparison is drawn from 6 bouts tracked for Antoine Douglas and 38 bouts tracked for Gary O'Sullivan. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Douglas6bouts

O'Sullivan38bouts

How They Win ↓

Compare someone else

6 suggested matchups

Compare Douglas with…

Compare O'Sullivan with…

Someone else?

Release either fighter to put someone new in that slot — the other one stays put.