About the Boissonnault-St-Onge surname
The surname Boissonnault-St-Onge is associated with a patronymic formation. Boissonnault-St-Onge is a compound surname. Its form combines several family-name elements; depending on the line, this may reflect a dit name, the joining of two surnames, or a more recent civil-status development. The name therefore belongs to a tradition in which an ancestor's given name gradually became a hereditary surname. Boissonnault-St-Onge is a compound or hyphenated surname. For a particular family line, early records can show whether this form was long established or resulted from the joining of two surnames later in the family's history. In the normalization used for some LAFRANCE searches, the surname is also matched through the form “boissonnault stonge”; this search variant can be useful when accents, spaces, or punctuation differ.
Pronunciation:
Boua-so-no-sin-tonj/bwasɔnosɛ̃tɔ̃ʒ/