ONE 171

ONE 171: Qatar was a combat sports event produced by ONE Championship that took place on February 20, 2025, at Lusail Sports Arena in Lusail, Qatar.

Background

The event marked the promotion's second visit to Qatar and first since the country's much anticipated debut at ONE 166 in March 2024.
A ONE Strawweight World Championship unification bout and trilogy between current champion Joshua Pacio and former champion Jarred Brooks was scheduled to serve as the co-main event, but was elevated as the event's headliner. The pairing previously met at ONE 164, where Brooks captured the title by unanimous decision.
The second time met at ONE 166 in March 2024, which Pacio capture back the title by disqualification.
A ONE Bantamweight Kickboxing World Championship bout between current champion Jonathan Haggerty and former K-1 Lightweight Champion Wei Rui was originally scheduled to headline the event, but the bout was shifted to the co-main event instead.
A featherweight bout between former ONE Featherweight and Lightweight Champion Martin Nguyen and Shamil Gasanov took place at the event. The pair was previously scheduled to meet at ONE Fight Night 7 in February 2023, but Gasanov was forced to withdraw due to an infection that stemmed from an injury.
Zayed Alkatheeri and Jarrah Alhazza were reported to scheduled at this event in a flyweight submission grappling bout. However, Alhazza was pulled out from the event and was replaced by Mohammad Hilal Ahmad Abu Rumuh in a openweight bout.
A bantamweight kickboxing bout between former ONE kickboxing world champions Petchtanong Petchfergus and Ilias Ennahachi was scheduled at this event. However, due to Ennahachi missed weight, he withdrew from the event and the bout was cancelled.

Results

Bonus awards

The following fighters received $50,000 bonuses:

Performance of the Night: Joshua Pacio, Roberto Soldić, Shamil Edrogan, Ayaka Miura and '''Kade Ruotolo'''