I like this name. In Nora Roberts' futuristic series about a cop in NYC, a character's name is Mavis. She's a friend of Eve's (the cop).

The dowdy and dithery middle-aged character in the television soap Coronation Street was called Mavis Riley when she was an unmarried woman, but Mavis Wilton when she got married.

I think I vaguely remember a character with this name on an episode of Batman: The Animated Series. I think she was a friend of Cat Woman, unless I'm completely mistaken.

In the movie Go West Young Man, Mae West played a character with this name (which, for some reason, she pronounced "MAH-vis").

The unseen sister of Cpl. Peter Newkirk on Hogan's Heroes.

Mavis Beacon is a fictional character created for the Mavis Beacon Teaches Typing software popular in American schools in the 1990s.

Mavis is the name of the lead character, portrayed by Charlize Theron, in the film "Young Adult" (2011).

There is a computer program to teach typing called "Mavis Beacon Teaches Typing."

Mavis Dracula from the Hotel Transylvania franchise.

Mavis is a black diesel engine in Thomas the Tank Engine & Friends.

Mavis Vermilion from the anime "Fairy Tail" who founded the Fairy Tail guild.