Alison (given name)

Alison is a female given name in English-speaking countries. It was originally a medieval French nickname for Alis / Alys, an old form of Alice derived with the suffix -on or -son sometimes used in the former French nicknames. The Middle English form was Alisoun. The variant spelling Allison is the most common form in the United States. Other variations include Alisson, Allisson, Allyson, Allysson, Alyson, Alysson, Alicen and Alycen, with nicknames Allie, Alley, Alie, Ali, Ally, Aly, Al, Aley and Alli. Allison also has separate, disputed roots as a family name. Men were named Allison from the transferred use of surnames as first names. Alison, variant form Alizon, is also a French surname.