Marquis of Viana
Marquis of Viana was a Portuguese title of nobility granted on July 3, 1821, John VI of Portugal to D. João Manoel de Menezes, who already was 2nd Count of Viana, a son of Domingos Manoel de Noronha, 3rd Marquess of Tancos.- João Manoel de Menezes, 2nd Count of Viana;
- João Paulo Manoel de Menezes, 3rd Count of Viana;
- João Luís Maria Berquó de Faria Manoel de Menezes, 4th Count of Viana, had no issue;
- Luis José da Gama Berquó, had no issue;
- Maria Isabel Manoel Berquó de Faria de Varennes de Mendonça, 5th Countess of Viana;
- Nuno de Varennes Ramos Chaves Berquó, her mother transmitted him the title in her life;