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Joseph Diaz vs Rafael Rivera — record, stats and common opponents compared

🇺🇸UNITED STATES

Joseph Diaz

Rafael Rivera

Joseph Diaz (34-10-1) and Rafael Rivera (1-5 across 6 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.

Diaz

34

Wins15 KO · 44%

10

Losses

1

Draw46 tracked bouts

Rivera

Tracked record

1–5

counted from 6 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

Diaz leads 1–0

Joseph Diaz and Rafael Rivera have met 1 time; Diaz leads 1–0.

Joseph Diaz and Rafael Rivera have met 1 time; Diaz leads 1–0.
Met2017Sep 16Series
Joseph DiazFighter AWWon1–0W–L
Rafael RiveraFighter BLLost0–1W–L
ResultUD1Meeting

The Numbers

Diaz 6 · Rivera 0 of 6 measurable rows
DiazRivera
Record†
34-10-1 (edge)1-5
Win %0–100%
76.7% (edge)
16.7%
Wins by knockoutmax 15
15 (edge)
0
KO ratenot comparable
44.12%—
Stoppage rate (tracked wins)‡0–100%
43% (edge)
0%
Times stopped‡levelmax 1
1
1
Title reignsmax 1
1 (edge)
0
Bouts per year§max 3.4
3.4 (edge)
1.1
Bouts trackedcoveragemax 46
46
6

† 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
Joseph Diaz: 5′6″
Rafael Rivera: No height on file
Reachnot held
Joseph Diaz: 64″
Rafael Rivera: No reach on file
Agenot held
Joseph Diaz: 33
Rafael Rivera: No date of birth
Stance
Joseph Diaz: Southpaw
Rafael Rivera: Not recorded

Joseph Diaz left, Rafael Rivera right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Joseph Diaz35 wins · from 46 tracked bouts

Joseph Diaz: 35 tracked wins — 15 by KO/TKO (43%) and 20 on the cards (57%). Counted from 46 bouts Kill The Body has ingested.

15 by KO/TKO 43%20 on the cards 57%

Rafael Rivera1 win · from 6 tracked bouts

Rafael Rivera: 1 tracked win — 1 on the cards (100%). Counted from 6 bouts Kill The Body has ingested.

1 on the cards 100%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Joseph Diaz 46, Rafael Rivera 6 — 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

Joseph Diaz has lost three straight, after one straight win. Diaz last boxed on Jun 19, 2026 — 122 days ago.LWLLL

Montoya Nov 2024Diaz Jun 2025Prograis Aug 2025Rocha Mar 2026Sylve Jun 20263.4 tracked bouts per year

Rafael Rivera last boxed on Aug 17, 2019 — 2,620 days ago. Rivera had lost four straight, after one straight win.WLLLL

Jr. Dec 2015Diaz Sep 2017Gonzalez Jul 2018Cruz Feb 2019Magdaleno Aug 20191.1 tracked bouts per year

Common Questions

With the rows behind them
Have Joseph Diaz and Rafael Rivera ever fought each other?
Yes. Joseph Diaz and Rafael Rivera met once on September 16, 2017, and Joseph Diaz won by UD.
The meeting

WSep 16, 2017 · Diaz · UD

Head to Head ↓
Who has the better record, Diaz or Rivera?
Joseph Diaz is 34-10-1 and Rafael Rivera is 1-5 across the 6 bouts Kill The Body has tracked. Joseph Diaz has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Diaz34–10–176.7%

Rivera1–516.7%

The Numbers ↓
Who has more knockouts, Diaz or Rivera?
Joseph Diaz has 15 knockout wins and Rafael Rivera has 0. Joseph Diaz has more.
Knockout wins · KO rate

Diaz1544.1%

Rivera0

The Numbers ↓
Do Diaz and Rivera have any common opponents?
Kill The Body's bout data shows no opponents that both Joseph Diaz and Rafael Rivera have faced.
How much fight data does Kill The Body have on Diaz and Rivera?
This comparison is drawn from 46 bouts tracked for Joseph Diaz and 6 bouts tracked for Rafael Rivera. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Diaz46bouts

Rivera6bouts

How They Win ↓

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