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Kill The Body

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Alejandro Barrera vs John Mackey — record, stats and common opponents compared

🇲🇽SUPER WELTERWEIGHT

Alejandro Barrera

🇺🇸UNITED STATES

John Mackey

Alejandro Barrera (27-6) and John Mackey (0-2 across 2 tracked bouts) 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.

Barrera

27

Wins17 KO · 63%

6

Losses

0

Draws37 tracked bouts

Mackey

Tracked record

0–2

counted from 2 bouts Kill The Body has ingested

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

Barrera leads 1–0

Alejandro Barrera and John Mackey have met 1 time; Barrera leads 1–0.

Alejandro Barrera and John Mackey have met 1 time; Barrera leads 1–0.
Met2012Dec 13Series
Alejandro BarreraFighter AWWon1–0W–L
John MackeyFighter BLLost0–1W–L
ResultUD1Meeting

The Numbers

Barrera 3 · Mackey 1 of 4 measurable rows
BarreraMackey
Record†
27-6 (edge)0-2
Win %0–100%
81.8% (edge)
0%
Wins by knockoutmax 17
17 (edge)
0
KO ratenot comparable
62.96%—
Stoppage rate (tracked wins)‡not comparable
62%—
Times stopped‡max 4
4
1 (edge)
Title reignslevelmax 0
0
0
Bouts per year§not comparable
2.2—
Bouts trackedcoveragemax 37
37
2

† 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

Heightnot held
Alejandro Barrera: 6′1″
John Mackey: No height on file
Reachnot held
Alejandro Barrera: 75″
John Mackey: No reach on file
Agenot held
Alejandro Barrera: 40
John Mackey: No date of birth
Stance
Alejandro Barrera: Orthodox
John Mackey: Not recorded

Alejandro Barrera left, John Mackey right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Alejandro Barrera29 wins · from 37 tracked bouts

Alejandro Barrera: 29 tracked wins — 18 by KO/TKO (62%) and 11 on the cards (38%). Counted from 37 bouts Kill The Body has ingested.

18 by KO/TKO 62%11 on the cards 38%

John Mackey0 wins · from 2 tracked bouts

John Mackey: no tracked wins in the 2 bouts Kill The Body has ingested.

No tracked wins for Mackey yet.

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Alejandro Barrera 37, John Mackey 2 — 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

Alejandro Barrera last boxed on Jun 7, 2024 — 870 days ago. Barrera had lost four straight, after one straight win.WLLLL

Gomez Jul 2017Gibson Oct 2017Adames May 2018Madrimov Oct 2019Hernandez Jun 20242.2 tracked bouts per year

John Mackey last boxed on Dec 13, 2012 — 5,064 days ago. Mackey had lost two straight.LL

Ayala Jul 2012Barrera Dec 2012

Common Questions

With the rows behind them
Have Alejandro Barrera and John Mackey ever fought each other?
Yes. Alejandro Barrera and John Mackey met once on December 13, 2012, and Alejandro Barrera won by UD.
The meeting

WDec 13, 2012 · Barrera · UD

Head to Head ↓
Who has the better record, Barrera or Mackey?
Alejandro Barrera is 27-6 and John Mackey is 0-2 across the 2 bouts Kill The Body has tracked. Alejandro Barrera has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Barrera27–681.8%

Mackey0–20%

The Numbers ↓
Who has more knockouts, Barrera or Mackey?
Alejandro Barrera has 17 knockout wins and John Mackey has 0. Alejandro Barrera has more.
Knockout wins · KO rate

Barrera1763%

Mackey0

The Numbers ↓
Do Barrera and Mackey have any common opponents?
Kill The Body's bout data shows no opponents that both Alejandro Barrera and John Mackey have faced.
How much fight data does Kill The Body have on Barrera and Mackey?
This comparison is drawn from 37 bouts tracked for Alejandro Barrera and 2 bouts tracked for John Mackey. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Barrera37bouts

Mackey2bouts

How They Win ↓

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