Marco Barbosa was born in Bastos, São Paulo, Brazil, and entered the world of martial arts at age 13 when he first stepped onto the Judo mat. Under the mentorship of Master Mr. Umakeda, he developed the discipline and technical foundation that would define his athletic career — committing fully to high-level Judo competition by the age of 18.

That dedication produced tangible results. Barbosa earned his Judo Black Belt in 1986, a milestone that established him as a serious practitioner within the art. His pursuit of mastery extended beyond Brazil's borders, leading him to Japan to train and compete at the University of Tenri — one of the most prestigious Judo institutions in the world. The rigorous environment at Tenri sharpened his understanding of leverage, timing, and body control, principles that would later translate seamlessly into his Brazilian Jiu-Jitsu game.

In 1995, Barbosa took a pivotal step by beginning his Brazilian Jiu-Jitsu training at Companhia Atletica Paulista under Waldomiro Perez. The transition from decorated Judoka to BJJ student spoke to both his adaptability and his enduring passion for grappling. His Judo background provided a natural advantage in the clinch and in scrambles, and he moved steadily through the belt ranks.

Showing consistent promise at purple belt, Barbosa committed fully to a career in Jiu-Jitsu. He trained at CIA Paulista and later at Godoi's gym, broadening his technical exposure and competitive range. The results validated his investment: he claimed the Brazilian National Championship at brown belt in 1997, followed by the CBJJ Brazilian National Championship in 1999 as a black belt, while also earning three podium finishes at the IBJJF World Championship across 1999, 2000, and 2001.

When the Godoi/Macaco team underwent a split, Barbosa responded by taking ownership of his own direction — opening his own gym and stepping into the role of head instructor. It was a natural evolution for a competitor whose record and technical depth had fully prepared him to shape the next generation of grapplers.

Despite receiving offers to establish academies abroad, Barbosa chose to invest in his home country. Alongside his student Helios Moyano, he co-founded Barbosa MMA in São Paulo — a facility operating under the Barbosa Jiu Jitsu banner. The decision to remain in São Paulo reflected a deliberate commitment to developing local talent and strengthening Brazil's BJJ and MMA competitive landscape.

Barbosa MMA has established itself as a top-level training center for grappling, Jiu-Jitsu, and mixed martial arts, producing several high-level competitors since its founding. The academy embodies the same values of discipline and technical precision that shaped Barbosa's journey — from the Judo mats of Bastos and the training halls of Tenri to the competitive stages of São Paulo.