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Kill The Body

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Osleys Iglesias vs Zaire Jefferson — record, stats and common opponents compared

🇨🇺CUBA

Osleys Iglesias

SUPER MIDDLEWEIGHT

Zaire Jefferson

Osleys Iglesias (16-0) and Zaire Jefferson (4-0 across 4 tracked bouts) are compared on record, finishing method, activity, and common opponents on Kill The Body. They haven't fought, in the fights Kill The Body tracks. They share no common opponents in Kill The Body's bout data.

Iglesias

16

Wins15 KO · 94%

0

Losses

0

Draws16 tracked bouts

Jefferson

Tracked record

4–0

counted from 4 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

Osleys Iglesias and Zaire Jefferson haven't fought — no bout between them in the fights we track.

Haven't fought

No bout between them in the fights we track.

The Numbers

Iglesias 3 · Jefferson 1 of 4 measurable rows
IglesiasJefferson
Record†
16-04-0
Win %level0–100%
100%
100%
Wins by knockoutmax 15
15 (edge)
1
KO ratenot comparable
93.75%—
Stoppage rate (tracked wins)‡0–100%
94% (edge)
25%
Times stopped‡levelmax 0
0
0
Title reignsmax 2
2 (edge)
0
Bouts per year§max 3.5
2.3
3.5 (edge)
Bouts trackedcoveragemax 16
16
4

† 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
Osleys Iglesias: 6′2″
Zaire Jefferson: No height on file
Stance
Osleys Iglesias: Southpaw
Zaire Jefferson: Not recorded

Osleys Iglesias left, Zaire Jefferson right, as everywhere on this page. Stance is stated, not scored.

How They Win

Tracked bouts only
Osleys Iglesias16 wins · from 16 tracked bouts

Osleys Iglesias: 16 tracked wins — 15 by KO/TKO (94%) and 1 on the cards (6%). Counted from 16 bouts Kill The Body has ingested.

15 by KO/TKO 94%1 on the cards 6%

Zaire Jefferson4 wins · from 4 tracked bouts

Zaire Jefferson: 4 tracked wins — 1 by KO/TKO (25%) and 3 on the cards (75%). Counted from 4 bouts Kill The Body has ingested.

1 by KO/TKO 25%3 on the cards 75%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Osleys Iglesias 16, Zaire Jefferson 4 — 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

Osleys Iglesias has won 16 straight, the most recent against Oliver Zaren. Iglesias last boxed on Oct 8, 2026 — 15 days ago.WWWWW

Agbeko Aug 2024Ivanov Nov 2024Shishkin Sep 2025Silyagin Apr 2026Zaren Oct 20262.3 tracked bouts per year

Zaire Jefferson has won four straight, the most recent against Jerome McNeill. Jefferson last boxed on Dec 13, 2025 — 314 days ago.WWWW

Slanger Oct 2024Davis Dec 2024Obadiah Aug 2025McNeill Dec 20253.5 tracked bouts per year

Common Questions

With the rows behind them
Have Osleys Iglesias and Zaire Jefferson ever fought each other?
Osleys Iglesias and Zaire Jefferson haven't fought, in the fights Kill The Body tracks.
Who has the better record, Iglesias or Jefferson?
Osleys Iglesias is 16-0 and Zaire Jefferson is 4-0 across the 4 bouts Kill The Body has tracked. The two are level on win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Iglesias16–0100%

Jefferson4–0100%

The Numbers ↓
Who has more knockouts, Iglesias or Jefferson?
Osleys Iglesias has 15 knockout wins and Zaire Jefferson has 1. Osleys Iglesias has more.
Knockout wins · KO rate

Iglesias1593.8%

Jefferson1

The Numbers ↓
Do Iglesias and Jefferson have any common opponents?
Kill The Body's bout data shows no opponents that both Osleys Iglesias and Zaire Jefferson have faced.
How much fight data does Kill The Body have on Iglesias and Jefferson?
This comparison is drawn from 16 bouts tracked for Osleys Iglesias and 4 bouts tracked for Zaire Jefferson. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Iglesias16bouts

Jefferson4bouts

How They Win ↓

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