Valdeir "Badú" Vieira (born 11 July 1944 in Marília, São Paulo) is a Brazilian football manager.
It is from the indoors that Vieira gets his nickname "Badu", which describes a specific way of scoring a goal.
Two years later he played as attacker in the 1st division with CE Aymoré – São Leopoldo, where Luiz Felipe Scolari was just starting his career as a defender in the youth team.
Plagued by injuries and more interested in studying the sciences of sports, he finished his career playing non-league football in Germany.
[3] On 28 December 2013, Vieira signed with Japan's J2 League side Kyoto Sanga FC, which he managed until 18 June 2014.