FÉLONISEfFrench (Quebec, Archaic) Possibly a feminization of the French surname Félon, which is derived from the medieval French legal term félon "perjured", ultimately from Latin fallere "to deceive; to cheat; to disappoint; to fail".... [more]
JOSEPHTEfFrench (Quebec, Archaic) Older French feminine form of Joseph, used especially in Québec, Canada. One notable bearer was Marie-Josephte Corriveau (1733-1763), a Québécois murderess who subsequently became a popular folk heroine.
LAETAREmFrench (Quebec, Rare) From the Latin word laetare "rejoice! (imperative)". It is the name of the fourth Sunday in the season of Lent. This Sunday gets its name from the first few words (incipit) of the traditional Latin entrance (Introit) for the Mass of the day: "Laetare Jerusalem" ("Rejoice, O Jerusalem").
MITSOUfFrench (Quebec, Modern, Rare) Apparently this is a Francophone spelling of a Japanese name, MITSU which means light and/or honey. A famous bearer is French Canadian Pop singer/actress Mitsou Gélinas.