Saint Didier, also known as Desiderius, was a Merovingian-era royal official of aristocratic Gallo-Roman extraction.
He succeeded his own brother, Rusticus of Cahors, as bishop of Cahors after the latter's murder. Wikipedia
Born: 580 AD, Albi, France
Died: November 15, 655 AD (age 75 years), Albi, France