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Julian Williams vs Rolando Wenceslao Mansilla — record, stats and common opponents compared

🇺🇸UNITED STATES

Julian Williams

Rolando Wenceslao Mansilla

Julian Williams (29-5-1) and Rolando Wenceslao Mansilla (0-7 across 7 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.

Williams

29

Wins17 KO · 59%

5

Losses

1

Draw36 tracked bouts

Mansilla

Tracked record

0–7

counted from 7 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

Williams leads 1–0

Julian Williams and Rolando Wenceslao Mansilla have met 1 time; Williams leads 1–0.

Julian Williams and Rolando Wenceslao Mansilla have met 1 time; Williams leads 1–0.
Met2022Nov 5Series
Julian WilliamsFighter AWWon1–0W–L
Rolando Wenceslao MansillaFighter BLLost0–1W–L
ResultUD1Meeting

The Numbers

Williams 6 · Mansilla 0 of 6 measurable rows
WilliamsMansilla
Record†
29-5-1 (edge)0-7
Win %0–100%
84.3% (edge)
0%
Wins by knockoutmax 17
17 (edge)
0
KO ratenot comparable
58.62%—
Stoppage rate (tracked wins)‡not comparable
59%—
Times stopped‡max 4
3 (edge)
4
Title reignsmax 3
3 (edge)
0
Bouts per year§max 2.4
2.4 (edge)
0.7
Bouts trackedcoveragemax 36
36
7

† 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
Julian Williams: 5′10″
Rolando Wenceslao Mansilla: No height on file
Reachnot held
Julian Williams: 72″
Rolando Wenceslao Mansilla: No reach on file
Agenot held
Julian Williams: 36
Rolando Wenceslao Mansilla: No date of birth
Stance
Julian Williams: Orthodox
Rolando Wenceslao Mansilla: Not recorded

Julian Williams left, Rolando Wenceslao Mansilla right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Julian Williams29 wins · from 36 tracked bouts

Julian Williams: 29 tracked wins — 17 by KO/TKO (59%) and 12 on the cards (41%). Counted from 36 bouts Kill The Body has ingested.

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

Rolando Wenceslao Mansilla0 wins · from 7 tracked bouts

Rolando Wenceslao Mansilla: no tracked wins in the 7 bouts Kill The Body has ingested.

No tracked wins for Mansilla yet.

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Julian Williams 36, Rolando Wenceslao Mansilla 7 — 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

Julian Williams had won one in a row before losing a decision to Yoenis Tellez. Williams last boxed on Mar 1, 2025 — 606 days ago.LWLWL

Hernández Oct 2021Mansilla Nov 2022Adames Jun 2023Vittori Jan 2024Tellez Mar 20252.4 tracked bouts per year

Rolando Wenceslao Mansilla last boxed on Sep 5, 2024 — 783 days ago. Mansilla had lost seven straight.LLLLL

Angulo May 2017Murdock Dec 2018Sadjo Nov 2019Williams Nov 2022Mathieu Sep 20240.7 tracked bouts per year

Common Questions

With the rows behind them
Have Julian Williams and Rolando Wenceslao Mansilla ever fought each other?
Yes. Julian Williams and Rolando Wenceslao Mansilla met once on November 5, 2022, and Julian Williams won by UD.
The meeting

WNov 5, 2022 · Williams · UD

Head to Head ↓
Who has the better record, Williams or Mansilla?
Julian Williams is 29-5-1 and Rolando Wenceslao Mansilla is 0-7 across the 7 bouts Kill The Body has tracked. Julian Williams has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Williams29–5–184.3%

Mansilla0–70%

The Numbers ↓
Who has more knockouts, Williams or Mansilla?
Julian Williams has 17 knockout wins and Rolando Wenceslao Mansilla has 0. Julian Williams has more.
Knockout wins · KO rate

Williams1758.6%

Mansilla0

The Numbers ↓
Do Williams and Mansilla have any common opponents?
Kill The Body's bout data shows no opponents that both Julian Williams and Rolando Wenceslao Mansilla have faced.
How much fight data does Kill The Body have on Williams and Mansilla?
This comparison is drawn from 36 bouts tracked for Julian Williams and 7 bouts tracked for Rolando Wenceslao Mansilla. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Williams36bouts

Mansilla7bouts

How They Win ↓

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