Last fight · 19 Jun 2026
Win vs Juan Carlos Burgos
KO · 2 (10) · WBO International Super Lightweight
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United States · Super lightweight
Ernesto Mercado
- 24 years old
- WBO No. 3
- IBF No. 5
- IBO No. 4
- Wins
- 19
- Losses
- 0
- Draws
- 0
- KOs
- 18
95% of wins inside the distance
Form
Fights
Before that
- WinAntonio Moran13 Dec 2025 · WBO International Super LightweightKO · 6 (10)
- WinJose Pedraza25 Jan 2025TKO · 4 (10)
- WinHector Edgardo Sarmiento27 Jul 2024RTD · 3 (10)
- WinDeiner Berrio5 Apr 2024RTD · 3 (10)
Show the next 5 fights
- WinCristian Bielma24 Feb 2024KO · 2 (10)
- WinJeremia Nakathila11 Nov 2023KO · 2 (10)
- WinCarlos Manuel Portillo26 Aug 2023KO · 1 (10)
- WinXolisani Ndongeni8 Jul 2023UD · 10
- WinHenry Lundy15 Apr 2023KO · 1 (10)
9 older fights · BoxRec profile ↗
Rankings
Best: No. 3
- WBO
3
ranked 3rd–4th since Aug 2026
- IBF
5
ranked 5th–14th since Jun 2025
- IBO
4
ranked 3rd–4th since Sep 2026
Not ranked by the WBC or WBA.
Movement
Places gained or lost with each sanctioning body. Green is up, red is down, “New” marks an entry into the rankings, and a dot a period with no published archive.
| Body | The boxer's place in the sanctioning body's official ranking. “C”: world champion, above No. 1. An interim champion is marked as such (“Interim”, “Int.”): not the reigning champion. No. 1 is the leading contender for the title. | 1M | 3M | 6M | 1Y |
|---|---|---|---|---|---|
| WBO | 3 | 1 | · | · | · |
| IBF | 5 | — | — | 4 | 6 |
| IBO | 4 | · | · | · | · |
Trajectory, body by body
WBO
No. 3 since Sep 2026tracked since Aug 2026
IBF
No. 5 since Jun 2026tracked since Jun 2025
IBO
No. 3 since Oct 2026tracked since Sep 2026
See the changes in detail
| Aug 2026 | No. 4 |
| Sep 2026 | No. 3 |
| Jun 2025 | No. 14 |
| Jul 2025 | No. 11 |
| Nov 2025 | No. 10 |
| Dec 2025 | No. 6 |
| Jan 2026 | No. 8 |
| Feb 2026 | No. 9 |
| Apr 2026 | No. 8 |
| May 2026 | No. 6 |
| Jun 2026 | No. 5 |
| Sep 2026 | No. 3 |
| Sep 2026 | No. 4 |
| Oct 2026 | No. 3 |