Flávio Teixeira (born 14 January 1951), known as Flávio Murtosa or simply Murtosa, is a Brazilian former professional footballer and currently professional football manager.
Murtosa has a long friendship with FIFA World Cup winning manager Luiz Felipe Scolari and works mostly as his assistant coach.
Murtosa began playing professional football as a right winger with his hometown's Esporte Clube Pelotas in 1967.
He played in the Campeonato Gaúcho with Pelotas, before signing with Maranhão Atlético Clube in 1975.
After one season, he returned to Pelotas where he would play until a knee injury forced him to retire at age 26.