Leonor Tomásia de Távora, 3rd Marchioness of Távora

Leonor Tomásia de Távora, 3rd Marchioness of Távora (15 March 1700 - 13 January 1759), anglicized as Eleanor Thomasine of Távora, was a Portuguese noblewoman, most notable for being one of those executed by the Marquis of Pombal during the Távora affair.

Life Leonor Tomásia de Távora was born on 15 March 1700 to Luís Bernardo de Távora, 5th Count of São João da Pesqueira, and Ana de Lorena, daughter of Nuno Álvares Pereira de Melo, 1st Duke of Cadaval. She had thirteen children with Francisco de Assis de Távora, 3rd Count of Alvor, but only four survived: Luís Bernardo de Távora, married without issue; Leonor de Lorena e Távora, who had issue: Leonor de Almeida Portugal, 4th Marquise of Alorna Pedro de Almeida Portugal, 3rd Marquis of Alorna Maria de Almeida Portugal.