Tayane Porfírio de Araújo (born 11 December 1994 in Sobral, Ceará, Brazil) is a Brazilian Jiu Jitsu (BJJ) 4x World Championship black belt champion. In 2017 Porfirio realized a "BJJ Grand Slam" after winning her weight category and the absolute category at all 4 major Gi Championships: World Championship, European Open Championship, Pan Jiu-Jitsu Championship and Brazilian Nationals Championship.