Meaning and name origin
Averell \a-vere-ll, av(e)-rell\ as a girl's name (also used as boy's name Averell), is of Latin origin, and the meaning of Averell is "to open". Averell is a variant of April (Latin): the month as a given name; often used to symbolize spring, the time when buds open and flowers appear. Also a variant of Avril (Latin): French variant of April, the month name.
There is 1 masculine form of Averell: Averill.
Averell is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).