Francesca da Rimini

Francesca da Rimini or Francesca da Polenta (died between 1283 and 1286) was an Italian noblewoman of Ravenna, who was murdered by her husband, Giovanni Malatesta, upon his discovery of her affair with his brother, Paolo Malatesta. She was a contemporary of Dante Alighieri, who portrayed her as a character in the Divine Comedy.

Source: Wikipedia — https://en.wikipedia.org/wiki/Francesca_da_Rimini