The town is named after Saint Bruno of Cologne, who founded the Carthusian Order in 1053 and the Grande Chartreuse, mother house of the Carthusians, near Grenoble, in France.
The town's name originates from Saint Bruno of Cologne, who established the Carthusian Order in 1053 and the Grande Chartreuse monastery, the motherhouse of the Carthusians, near Grenoble, France.