Mackenzie Lynne Dern Santos is an American professional mixed martial artist and Brazilian Jiu-Jitsu practitioner. She is a former world No. 1 ranked IBJJF competitor, currently ranked 6th among... Wikipedia
- Born: Mackenzie Lynne Dern, March 24, 1993, Phoenix, Arizona, U.S.
- Nationality: American and Brazilian
- Weight: 115 lb
- Division: Strawweight
- Reach: 63 in
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- Fighting out of: Los Angeles, California
- Team: MMA Lab (2016–2018), Black House MMA (2018–2020), Checkmat, RVCA (2020–present)
- Trainer: Jason Parillo
- Rank: Black belt in Brazilian Jiu-Jitsu under Wellington "Megaton" Dias
- Years active: 2016–present (MMA)
- Data source: DuckDuckGo