an Entity references as follows:
Calétric or Colétric of Chartres was a 6th-century French bishop and saint. His name is also spelled Caletricus, Chaletricus or Chalactericus (in Venantius Fortunatus), whilst in French it also appears in the popular forms Caltry or Calais, probably by confusion with the abbot-saint of Le Maine. His feast day is on 4 September.