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Kill The Body

and the head will die

Callum Johnson vs Sean Monaghan — record, stats and common opponents compared

🇬🇧LIGHT HEAVYWEIGHT, CRUISERWEIGHT

Callum Johnson

🇺🇸UNITED STATES

Sean Monaghan

Callum Johnson (23-2) and Sean Monaghan (29-3) 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.

Johnson

23

Wins15 KO · 65%

2

Losses

0

Draws25 tracked bouts

Monaghan

29

Wins17 KO · 59%

3

Losses

0

Draws32 tracked bouts

Head to Head

Johnson leads 1–0

Callum Johnson and Sean Monaghan have met 1 time; Johnson leads 1–0.

Callum Johnson and Sean Monaghan have met 1 time; Johnson leads 1–0.
Met2019Mar 9Series
Callum JohnsonFighter AWWon1–0W–L
Sean MonaghanFighter BLLost0–1W–L
ResultTKOR31Meeting

The Numbers

Johnson 5 · Monaghan 2 of 7 measurable rows
JohnsonMonaghan
Record
23-2 (edge)29-3
Win %0–100%
92% (edge)
90.6%
Wins by knockoutmax 17
15
17 (edge)
KO rate0–100%
65.22% (edge)
58.62%
Stoppage rate (tracked wins)†0–100%
65% (edge)
59%
Times stopped†max 2
1 (edge)
2
Title reignslevelmax 0
0
0
Bouts per year‡max 3.6
1.6
3.6 (edge)
Bouts trackedcoveragemax 32
25
32

† 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+1″
Callum Johnson: 6′0″ (edge)
Sean Monaghan: 5′11″
Reach+1″
Callum Johnson: 73″ (edge)
Sean Monaghan: 72″
Age4 yrs apart
Callum Johnson: 41
Sean Monaghan: 45
Stance
Callum Johnson: Orthodox
Sean Monaghan: Orthodox

Callum Johnson left, Sean Monaghan right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Callum Johnson23 wins · from 25 tracked bouts

Callum Johnson: 23 tracked wins — 15 by KO/TKO (65%), 7 on the cards (30%) and 1 by another method or unrecorded (4%). Counted from 25 bouts Kill The Body has ingested.

15 by KO/TKO 65%7 on the cards 30%1 by another method or unrecorded 4%

Sean Monaghan29 wins · from 32 tracked bouts

Sean Monaghan: 29 tracked wins — 17 by KO/TKO (59%) and 12 on the cards (41%). Counted from 32 bouts Kill The Body has ingested.

17 by KO/TKO 59%12 on the cards 41%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Callum Johnson 25, Sean Monaghan 32 — 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

Callum Johnson had won four in a row before losing a decision to Austine Nnamdi. Johnson last boxed on Apr 25, 2026 — 176 days ago.WWWWL

Emurlaev Oct 2021Sharp Dec 2023Chvarkou Jun 2024Chvarkou Sep 2024Nnamdi Apr 20261.6 tracked bouts per year

Sean Monaghan last boxed on Mar 9, 2019 — 2,780 days ago. Monaghan had lost two straight, after one straight win.WLWLL

Castaneda Dec 2016Browne Jul 2017Bravo Nov 2017Barrera Nov 2018Johnson Mar 20193.6 tracked bouts per year

Common Questions

With the rows behind them
Have Callum Johnson and Sean Monaghan ever fought each other?
Yes. Callum Johnson and Sean Monaghan met once on March 9, 2019, and Callum Johnson won by TKO in round 3.
The meeting

WMar 9, 2019 · Johnson · TKO R3

Head to Head ↓
Who has the better record, Johnson or Monaghan?
Callum Johnson is 23-2 and Sean Monaghan is 29-3. Callum Johnson has the higher win percentage.
Records · win %

Johnson23–292%

Monaghan29–390.6%

The Numbers ↓
Who has more knockouts, Johnson or Monaghan?
Callum Johnson has 15 knockout wins and Sean Monaghan has 17. Sean Monaghan has more.
Knockout wins · KO rate

Johnson1565.2%

Monaghan1758.6%

The Numbers ↓
Do Johnson and Monaghan have any common opponents?
Kill The Body's bout data shows no opponents that both Callum Johnson and Sean Monaghan have faced.
Who is bigger, Johnson or Monaghan?
Callum Johnson is the taller fighter at 182 cm, 2 cm above the other. Callum Johnson also has the longer reach, by 1 cm.
Height · reach

Johnson182 cm185 cm reach

Monaghan180 cm184 cm reach

Tale of the Tape ↓
How much fight data does Kill The Body have on Johnson and Monaghan?
This comparison is drawn from 25 bouts tracked for Callum Johnson and 32 bouts tracked for Sean Monaghan. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Johnson25bouts

Monaghan32bouts

How They Win ↓

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