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Family name origins & meanings
- French : from a diminutive of fontane ‘spring’, ‘fountain’. Written Fonteneau, Fonteneault in French Canada, this is a secondary surname of Desmoulins, Dumoulin, frequently found in English as Miller. Fontenot is common in LA.
- There are Fonteneaus, also called Saint Jean, from Anjou, recorded in Lachenaie, Quebec, in 1681.