Sílvio Lagreca
（重定向自Lagreca）
Silvio Lagreca (14 June 1895 – 29 April 1966) was a Brazilian football manager. He was the first manager of Brazilian Football Confederation in 1914 alongside Rubens Sales and after in 1940.
Lagreca was born in Piracicaba, Brazil. Prior to becoming a manager, he was a player and referee in soccer. In the first edition of Copa América (Copa Sul-Americana, until 1967) he played and coached CBF, in clubs he played for São Bento-SP only. He was in many championships, like Campeonato Paulista, Torneio Rio-São Paulo, Roca Cup and Campeonato Sul Americano.