How old would Sophia de Mello Breyner Andresen be today?

Sophia de Mello Breyner Andresen was a Portuguese poet and writer. Considered one of the most important Portuguese poets of the 20th century, she published fourteen poetry books between 1944 and 1997, covering themes such as the natural world, the search for justice, Ancient Greece and the importance of poetry. As a novelist, she published several children's books, which she wrote for her own children, mainly in the 1950s and 1960s. She also wrote essays and theatre plays.