Joana de Eça (1480–1572) was a Portuguese courtier and royal favorite. She served as ''camareira-mor'' ( Mistress of the Robes) to Catherine of Austria, Queen of Portugal. She was born to João Fogaça and D. Maria de Eça and married Pedro Gonçalves da Câmara. She served as principal lady-in-waiting to queen regent Catherine, and was reputed to have had influence over the affairs of state as a royal favorite during the minor regency of

Sebastian of Portugal Sebastian ( ; 20 January 1554 – 4 August 1578) was King of Portugal from 11 June 1557 to 4 August 1578 and the penultimate Portuguese monarch of the House of Aviz. He was the son of João Manuel, Prince of Portugal, and his wife, Joanna of Aus ...

, which made her a controversial public figure.

References

* Manuel Abranches de Soveral, Ascendências Visienses. Ensaio genealógico sobre a nobreza de Viseu. Séculos XIV a XVII, Porto 2004, . 1480 births 1572 deaths 16th-century Portuguese people Portuguese ladies-in-waiting Royal favourites {{Portugal-royal-stub