Count of Viana
Count of Viana was a Portuguese title of nobility granted on February 8, 1692, by King Peter II of Portugal to D. José de Menezes, the King's master-stableman, who died without issue.
This title was granted again, by Prince regent John, on May 13, 1810, to D. João Manoel de Menezes, son of Domingas Manoel de Noronha, 3rd. Marquesse of Tancos.
The 2nd. Count had his title upgraded to Marquis by King John VI royal decree issued on July 3, 1821,.- José de Menezes, no issue
- João Manoel de Menezes, 2nd. Count of Viana e 1st. Marquis of Viana
- João Paulo Manoel de Menezes, 2nd. Marquis of Viana
For the following counts see Marquis of Viana