David Vieira (fighter)  David Vieira (born February 28, 1982) is a 4th Degree Black Belt in Brazilian Jiu-Jitsu (BJJ), a BJJ competitor, instructor and a professional mixed martial artist (MMA) fighter. Vieira was born and raised in Rio de Janeiro, Brazil, and was seventeen when he started practicing Jiu-Jitsu. His first instructors were Alexandre de Lima and Rogerio Poggio at Infight Jiu-Jitsu Academy in Rio de Janeiro. After winning Gold in the -77 kg and Absolute divisions of the World Jiu-Jitsu Championship in 2002, Vieira went to São Paulo to train with the founder of Infight Academy, 6th Degree BJJ Black Belt Totila ‘Pitoco’ Jordan Neto. In 2004, Vieira came to the United States to compete at the Pan American Championship and that is when he was introduced to Gracie Barra by Eduardo de Lima. When Vieira went back to Brazil, he decided to join Gracie Barra Academy where in 2005 he was awarded his black belt. Today Vieira is a Brazilian Jiu-Jitsu 3x World Champion, 5x National Champion (GI/No GI), 10x State Champion (GI/No GI), 2x Pan American Champion, 15x International Open Champion (GI/No GI), etc. Vieira is not only a very well accomplished BJJ competitor and MMA athlete but as an instructor he has also led his students to many victories at BJJ, MMA and Grappling Tournaments. Vieira is the founder and head instructor at the DVBJJ Academy located in Rio de Janeiro, Brazil, with affiliated schools in France, Morocco, Belgium, United States and Australia. Vieira has awarded Black Belts to:  David's notable wins via submission:  Vieira became a professional MMA fighter in 2007, and that same year he was featured in the MMA Authority Magazine as the new up and coming fighter, and was described by the magazine as the "Brazilian Prodigy." After 4 successful MMA fights in the United States David went back to Brazil to improve his MMA game and become a more complete fighter. Even though Vieira continued his MMA training, he decided to take some time off from professional MMA fighting to focus on running his jiu-jitsu school in Brazil. David was chosen from an initial list of over 300 applicants at the TUF™ tryouts in Rio de Janeiro. Ranging from 18 to 35 years of age, these fighters came from all corners of Brazil, as well as countries such as Argentina and the United States.