Raetia

thumb|250px|The Roman empire in the time of Hadrian (ruled 117–138 AD), showing, on the upper [[Danube river, the imperial province of Raetia (Switzerland/Tyrol/Germany south of the Danube), with no legions deployed there in 125.]] thumb|250px|Province of Raetia highlighted.

Region of the Roman Empire

monk and abbot venerated in the Catholic Church

The Calucones were a Gallic or Rhaetian tribe dwelling around present-day Chur (eastern Switzerland) during the Roman period.