Younger half-brother of Maria Joana de Morais Perdigão Queiroga, wife of António José de Almeida, 96th Prime Minister and 6th President of the Republic of Portugal.
Had three grandsons and three granddaughters.
His wife was born and died in Lisbon, daughter of Ernesto Villar and wife Ramona Trimiño, both born in Spain and died in Lisbon.
Had two daughters: Maria Aida and Maria Isabel Villar Queiroga, both married and had issue.
Half-brother of Maria Joana, Antónia and Catarina de Morais Perdigão Queiroga by his father's first marriage to Maria Cândida de Morais.
Son of Joaquim José Perdigão Queiroga, born in Évora, and second wife Mariana Nobre and brother of Maria José Nobre Perdigão Queiroga.