(French) feminine form of Michel, the French form of Michael. This name is now also used extensively in the English-speaking world. It was popular in the 1970s and 80s, possibly influenced in part by a Beatles song with this name as its title (1966).
English and Welsh: patronymic from the Middle English personal name Jon(e) (see John). The surname is especially common in Wales and southern central England. In North America this name has absorbed various cognate and like-sounding surnames from other languages. (For forms, see Hanks and Hodges 1988).