He's considered one of the best poets of Portugal.
He had some fictitious names. The most famous are Ricardo Reis, Alberto
Caeiro and Álvaro de Campos.
Parents: Joaquim de Seabra Pessoa and Maria Madalena Pinheiro
Nogueira.
He had a brother named Jorge Nogueira Pessoa (1893).
He had five half-siblings from his mother second marriage to João
Miguel dos Santos Rosa: Henriqueta (1896), Madalena (1898), Luís Miguel
(1900), João Maria (1903) and Maria Clara (1904).