Events in the year 1863 in Portugal.

Incumbents Monarch: Louis I Prime Minister: Nuno José Severo de Mendoça Rolim de Moura Barreto, 1st Duke of Loulé Births

14 January – Manuel de Oliveira Gomes da Costa, military officer and politician (died 1929) 28 September – Carlos I of Portugal, king (died 1908). References