Laura Barker is an English grappler and a black belt in jiu-jitsu under Braulio Estima, who also worked extensively with Victor Estima and Bradley Hill while representing the Gracie Barra Academy in the sport's international competitive circuit. Barker earned her reputation as one of the leading athletes of her generation while battling in the purple and brown belt divisions of the International Brazilian Jiu-Jitsu Federation (IBJJF) league, a status she would later cement as a black belt.