Lucrezia Crivelli, mistress of Ludovico Sforza (d. 1452)
'Lucrezia Crivelli was a mistress of Ludovico Sforza "il Moro", Duke of Milan. She was the mother of Sforza's son, Giovanni Paolo I Sforza, Marquess of Caravaggio. Crivelli has been thought to be the subject of Leonardo da Vinci's painting, La belle ferronnière.