UFC BJJ 4
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| UFC BJJ 4: Tackett vs. Dorsey | ||||
|---|---|---|---|---|
 The poster for UFC BJJ 4: Tackett vs. Dorsey | ||||
| Promotion | UFC Brazilian Jiu-Jitsu | |||
| Date | December 11, 2025 | |||
| Venue | UFC Apex | |||
| City | Enterprise, Nevada, United States | |||
| Event chronology | ||||
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UFC BJJ 4: Tackett vs. Dorsey was a submission grappling event produced by UFC Brazilian Jiu-Jitsu (UFC BJJ), held at the UFC Apex in Las Vegas, Nevada, United States, on December 11, 2025.[1]
The event is headlined by three championship bouts. Andrew Tackett makes the second defense of his UFC BJJ welterweight title, while his older brother, William Tackett, meets former IBJJF No-Gi world champion Ronaldo Júnior for the inaugural middleweight championship. In the women's division, Aurelie Le Vern faces Raquel Canuto to crown the promotion's first women's featherweight champion.[2]
Elsewhere on the card, 10-time IBJJF world champion Mayssa Bastos makes her promotional debut against Tubby Alequin in a women's strawweight bout.[3] Recent two-time ADCC Trials winner Dorian Olivarez takes on 2023 IBJJF world champion Samuel Nagai in a lightweight matchup.[4][5]
The women's featherweight division also features a high-profile bout between Bella Mir, daughter of former UFC heavyweight champion Frank Mir, and Rana Willink, daughter of former Navy SEAL Jocko Willink.[6] Additionally, UFC veteran Jussier Formiga, who recently turned 40, squares off against Lucas Pinheiro, a former IBJJF Gi and No-Gi world champion who is ten years his junior.[7][8]
