Hélio Gracie was a Brazilian martial artist born on October 1, 1913, in Belém de Pará, Brazil. He is best known as one of the founders of Brazilian Jiu-Jitsu, a martial art that emphasizes ground fighting and submission techniques. Hélio adapted traditional Judo techniques to create a system that allowed smaller individuals to defend themselves against larger opponents. Throughout his life, Hélio Gracie promoted the practice of Brazilian Jiu-Jitsu through teaching and competition. He established the Gracie family legacy in martial arts, influencing many practitioners worldwide. Hélio passed away on January 29, 2009, leaving a lasting impact on the martial arts community.