Mackenzie Dern 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 the female divisions.
She is a star weight fighter with a Brazilian Ju-Jitsu fighting style.
Mackenzie is married to a pro surfer, Wesley Santos.
How Old Is Mackenzie Dern?
Mackenzie is 29 years. Her birth date is March 24, 1993.