Alexa Demara is an American entrepreneur, actress, writer and martial artist. She is best known for her appearances on the nationally syndicated celebrity show Extra and It's Always Sunny in Philadelphia. She also appeared in magazines such as FHM, MMA Sports and V. On Extra, she was interviewed about her career on the Starsightings segment and was publicized for her charity work for the Make it Right Foundation of which Brad Pitt is a part. Demara also supports various animal charities.
Demara was voted one of the 'Top 10 Sexiest Women Online' by FHM, and was the winner of a V Magazine contest. Her careers and pursuits have led her to have an extremely large online following, originally on sites like MySpace. Demara is featured in a music video by the American rock band Madina Lake.