Dukedoms in Portugal List List

| Title | Date_of_creation | Surname | First_titular_ |
|---|---|---|---|
| Duke of Terceira | November 8, 1832 | Manoel e Meneses Severim de Noronha | António José de Sousa Manoel e Meneses Severim de Noronha |
| Duke of Torres Novas | September 26, 1619 | Lencastre | George of Lencastre |
| Duke of Trancoso | 1530 | Portugal-Aviz | Ferdinand, Prince of Portugal |
| Duke of Vila Real | February 28, 1585 | Menezes | Manuel de Menezes |
| Duke of Viseu | 1415 | Portugal-Aviz | Henry, the Navigator, Prince of Portugal |
| Duke of Vitória | December 12, 1812 | Wellesley | Arthur Wellesley, Duke of Wellington |