Leonor Telles de Menezes

Leonor Telles de Menezes (or Teles de Meneses) (1350 – 27 April 1386) was a queen consort of Portugal and regent during the years 1383–1385. She was the wife of a Portuguese nobleman from whom she was forcibly divorced by King Ferdinand I, who afterward married her. She is called the Treacherous (Portuguese: a Aleivosa) by the Portuguese, who execrate her on account of her adultery and treason to her native country; she is considered "a sort of Portuguese Lucrezia Borgia".

Read more about Leonor Telles De Menezes:  Early Life, Queen of Portugal, Ancestry