Eleonora Anna Maria Felice de Fonseca Pimentel (born Leonor da Fonseca Pimentel Chaves; 13 January 1752 – 20 August 1799) was an Italian poet and revolutionary connected with the Neapolitan revolution and subsequent short-lived Neapolitan Republic (also known as the Parthenopean Republic) of 1799, a sister republic of the French Republic and one of many set up in the 1790s in Europe.