Baron of Alvaiázere

Barony Alvaiázere
Coat of Arms of the Baron of Alvaiázere
Creation date6 February 1818
Created byJohn VI of Portugal
First holderManuel Vieira da Silva, 1st Baron of Alvaiázere
Last holderMiguel Sousa e Almeida, 3rd Baron of Alvaiázere
StatusExtinct

Baron of Alvaiázere is a noble title created by King John VI of Portugal, by decree dated 6 February 1818, in favour of Manuel Vieira da Silva Borges e Abreu.