Blanche of Portugal, was an infanta and nun, the firstborn child of King Afonso III of Portugal and his second wife Beatrice of Castile. Named after her great-aunt Blanche of Castile, queen of France, Blanche was the Lady of Las Huelgas, Montemor-o-Velho, Alcocer and Briviesca, the city which she founded.
- Occupation
- politician, nun
- Citizenship
- Kingdom of Portugal
- Born
- February 25, 1259
- Died
- April 17, 1321