Proper noun
A surname from French.
Former name of Berthierville, Quebec, Canada, renamed in 1942.
Source: en.wiktionary.orgNapoleon had left Berthier with only 170,000 men to defend France's entire eastern frontier (in the 1790s, 800,000 men had carried out the same task, but holding a much shorter front). Source: Internet
P.42-43 However, Dupuy was a close friend of Louis-Alexandre Berthier and this started a long-lasting feud between Bernadotte and Napoleon's Chief of Staff. Source: Internet