ONE Fight Night 15: Le vs. Freymanov was a combat sport event produced by ONE Championship that took place on October 7, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand.

[10] Former champion Petchtanong Petchfergus was stripped of the title due to testing positive for both metenolone and boldenone, banned substance according to the World Anti-Doping Agency (WADA).

[11] However, for unknown reasons, the bout was moved to main event at ONE Fight Night 16 on November 4.

[12] A ONE Strawweight Kickboxing World Championship bout between current champion Jonathan Di Bella and Danial Williams served as the co-main event.

[16] However, Kingad withdraw from the bout due to an ankle injury and was replaced by Eko Roni Saputra.