The Ballou name comes from that Medieval landscape of northwestern France known as Brittany. The name Ballou was originally derived from the family having lived in Brittany, where this distinguished family was established from ancient times. The name has also been associated with Haitian and Caribbean cultures such as Martinique, Guadalupe, and others in the French West Indies-French Antilles. Haitian last names are mainly derived from French, with some Latin influence and a number of imports from other countries, especially Spanish- and English-speaking countries.Changes of spelling have occurred in most surnames. The earliest explanation is that during the early development of the French language, names were not yet fixed in spelling.