Joanna of Austria, Princess of Portugal

Joanna of Austria was Princess of Portugal by marriage to João Manuel, Prince of Portugal. She served as regent of Spain to her brother Philip II during his trips to England to marry Mary I from 1554 to 1556, and 1556 to 1559. She was the mother of King Sebastian of Portugal.

24 June 1535

Born on the same birth day (24 June): Ernesto Sabato • Ferdinand Biwersi • Fernand Dumont • Gustaaf Deloor • Johanna Welin • Juan Manuel Fangio • Patrick Moraz • William Arnold (settler) • William IV, Landgrave of Hesse-Kassel • Yuri Kasparyan

Born in the same month (June 1535): Leonhard Rauwolf • Pope Leo XI