Originally, on 24 March 1744, the title was granted to him as Marquis of Castelo Novo but, due to his victories in India, it was changed, in 1748, to Marquis of Alorna, a town in
Portuguese India.
The House of Alorna was later inherited by the
Marquesses of Fronteira, once the last Marchioness of this line, Leonor Benedita Maria de Oyenhausen de Almeida (1776–1850), married João José Luis Mascarenhas Barreto (1778–1806), 6th
Marquis of Fronteira.
Leonor Benedita Maria de Oyenhausen de Almeida (1776–1850), their daughter, 9th
Countess of Assumar and Countess of Oyenhausen (in
Austria). Married, on 10 November 1799, to João José Luis Mascarenhas Barreto (1778–1806), 6th
Marquis of Fronteira.