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Thailand · Light flyweight
Thanongsak Simsri
- 26 years old
- IBF Champion
- Wins
- 41
- Losses
- 1
- Draws
- 0
- KOs
- 36
88% of wins inside the distance
Fights
Before that
- WinSergio Mendoza13 Apr 2026 · IBF world title · Light flyweightKO · 2 (12)
- WinCristian Araneta19 Jun 2025 · IBF world title · Light flyweightSD · 12
- WinSongchai Songklod22 Feb 2025KO · 3 (6)
- WinMasataka Taniguchi15 Dec 2024SD · 12
Show the next 5 fights
- WinSaravut Rongpig5 Oct 2024TKO · 2 (8)
- WinJohn Paul Gabunilas4 Aug 2024TKO · 5 (12)
- WinAssada Rakmit1 Jun 2024KO · 2 (6)
- WinMiel Fajardo13 Apr 2024UD · 12
- WinBordin Chompoo16 Dec 2023TKO · 1 (8)
32 older fights · BoxRec profile ↗
Rankings
Best: champion
- IBF
C
Champion
tracked since Aug 2026
Not ranked by the WBC, WBA, WBO or IBO.
World titles
1 championship reign · 1 sanctioning body · 1 weight class
Light flyweight
- IBFsince 2025
From 2025 to 2026.
Reigning
- IBFLight flyweightsince 19 Jun 2025 · 1 year 4 months↗
Current titles: the sanctioning bodies' official rankings. History and dates: Wikipedia's lists of world champions (CC BY-SA 4.0), re-read every week.
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 |
|---|---|---|---|---|---|
| IBF | C | — | — | — | — |
Trajectory, body by body
IBF
Champion since Aug 2026tracked since Apr 2024
See the changes in detail
| Apr 2024 | No. 4 |
| Dec 2024 | No. 2 |
| Jun 2025 | Champion |
| Jul 2026 | dropped out of the ranking |
| Aug 2026 | Champion |