Guilherme Lambertucci is a professional grappler and a jiu-jitsu black belt under Felipe Pena, as well as a representative of the FP Team/Gracie Barra coalition. Lambertucci gained notoriety as one of his generation's top super-heavyweights while competing in the Abu-Dhabi Jiu-Jitsu Tour (AJP) and International Brazilian Jiu-Jitsu Federation (IBJJF) circuit where Guilherme conquered South American, Brazilian National Championships, and Grand Slam gold medals.