Joan Fitzalan was a notable figure in medieval England, born around 1347. She was the daughter of Richard Fitzalan, the 10th Earl of Arundel, and Eleanor of Lancaster. Joan married William de Bohun, the 1st Earl of Northampton, strengthening the ties between powerful noble families. Joan and William had several children, including Humphrey de Bohun, who later became the 2nd Earl of Northampton. Joan's lineage played a significant role in the political landscape of England during the 14th century, as her descendants were involved in various historical events and conflicts of the time.