Joanna, Princess of Portugal
| Joanna of Portugal | |
|---|---|
| Hereditary Princess of Portugal | |
| Born | 6 February 1452 Lisbon, Portugal |
| Died | 12 May 1490 (aged 38) Aveiro, Portugal |
| Burial | Convent of Jesus in Aveiro |
| House | Aviz |
| Father | Afonso V of Portugal |
| Mother | Isabel of Coimbra |
| Religion | Catholicism |
Blessed Joana de Portugal | |
|---|---|
| Venerated in | Roman Catholic Church |
| Beatified | 16 February 1692, Saint Peter's Basilica, Papal States by Pope Innocent XII |
| Feast | 12 May |
Joanna of Portugal OP (6 February 1452 – 12 May 1490; Portuguese: Joana, Portuguese pronunciation: [ˈsɐ̃tɐ ʒuˈɐnɐ pɾĩˈsezɐ]) was a Portuguese regent princess of the House of Aviz, daughter of King Afonso V of Portugal and his first wife Queen Isabel of Coimbra. She served as regent during the absence of her father in 1471. In 1475 she became a cloistered nun of the Dominican Order. She is venerated in the Catholic Church with the title 'Blessed', is commemorated by a feast on May 12, and is commonly known in Portugal as Holy Princess Joan (Portuguese: Santa Joana Princesa).