Chelsea Hackett

Chelsea Hackett (born October 29, 1999) is an Australian kickboxer, mixed martial artist and muay thai fighter competing in the Women's Flyweight division of Professional Fighters League (PFL).

Early life Hackett was born in Melbourne and moved with her family to the Gold Coast at an early age. She attended St Andrews Lutheran College throughout her upbringing and began her martial arts journey at an after school Taekwando program at eight years old. By the age of 12, Hackett had achieved a junior black belt in Taekwando and sought out a new challenge in the form of Muay Thai under the tutelage of 10-time world champion John Wayne Parr at his Boonchu Gym on the Gold Coast. Hackett transitioned into Mixed martial arts full-time in 2019 and adopted the nickname Ham Sandwich.

Mixed martial arts career Hackett made her professional MMA debut in May 2019 for Australia's Eternal MMA promotion walked away with a majority draw that would have been a unanimous decision victory had she not been deducted a point in the first round for holding the fence. She competed for the Eternal MMA promotion three more times over the following 12 months and was victorious in every bout. Hackett was then invited to compete at Dana White's Contender Series 36 where she fought and lost to Victoria Leonardo on November 17, 2020 for an UFC contract.

Hackett signed with PFL and debuted at PFL 7 on August 4, 2023 against Ky Bennett, submitting her in the second round via rear-naked choke.

Hackett faced Jena Bishop at PFL 1 on April 4, 2024 and lost the bout by an armbar submission.

Hackett faced Dakota Ditcheva on June 13, 2024 at PFL 4. She lost the fight via body punch TKO in the first round.

Hackett faced Andrea Vázquez on April 16, 2026, at PFL Belfast. She won the fight via unanimous decision.

Championships and accomplishments Muay Thai WMC Muaythai Female Super Lightweight World Champion

Mixed martial arts record Win

Andrea Vázquez Decision (unanimous) PFL Belfast: Kelly vs. Wilson

Belfast, Northern Ireland Loss

Dakota Ditcheva TKO (punch to the body) PFL 4 (2024)

Uncasville, Connecticut, United States Loss

Jena Bishop Submission (armbar) PFL 1 (2024)

San Antonio, Texas, United States Win

Ky Bennett Submission (rear-naked choke) PFL 7 (2023)

San Antonio, Texas, United States Loss

Victoria Leonardo TKO (punches) Dana White's Contender Series 36

Las Vegas, Nevada, United States Win

Rhiannon Thompson Decision (unanimous) Eternal MMA 52

Gold Coast, Australia Win

Nicole Szepesvary KO (slam) Eternal MMA 49

Gold Coast, Australia Win

Danielle Hayes Decision (unanimous) Eternal MMA 46

Melbourne, Australia Draw

Mel Zeman Draw (majority) Eternal MMA 45

Gold Coast, Australia

Television appearances In 2021, Hackett competed on Australian Survivor: Brains V Brawn.