Catherine of Austria, Queen of Portugal
| Catherine of Austria | |
|---|---|
Portrait by Anthonis Mor, 1552 | |
| Queen consort of Portugal | |
| Tenure | 10 February 1525 – 11 June 1557 |
| Queen regent of Portugal | |
| Regency | 11 June 1557 – 12 February 1558 |
| Monarch | Sebastian |
| Born | 14 January 1507 Torquemada, Crown of Castile |
| Died | 12 February 1578 (aged 71) Ribeira Palace, Lisbon, Kingdom of Portugal |
| Burial | |
| Spouse | |
| Issue Detail | |
| House | Habsburg |
| Father | Philip I of Castile |
| Mother | Joanna of Castile |
| Signature | |
Catherine of Austria or Catherine of Spain (Portuguese: Catarina; 14 January 1507 – 12 February 1578) was a Queen of Portugal as the wife of King John III, and a regent during the minority of her grandson, King Sebastian, from 1557 until 1562.