One Championship - One Friday Fights 171 took place on Friday, September 18, 2026 at Lumpinee Boxing Stadium, Bangkok, Thailand. The card is headlined by Connor Tymon vs Alex Bigander. The fight card featured 1 bout, each listed below with its weight class, both fighters' records and the result.
Fight card1 bout
- Welterweight· Final
KO/TKO · R2 · 2:29