Audrina Cathleen Patridge (born May 9, 1985) is an American television personality, actress, and model. She is best known for being one of the four original primary cast members featured on the MTV reality series The Hills going on to become the longest serving castmember. She went on to star in the films Sorority Row, Into the Blue 2: The Reef, Honey 2 and Scary Movie 5. She and her family starred in the 2011 VH1 reality program Audrina.
Audrina Cathleen Patridge was born May 9, 1985 the daughter of Lynn and Mark Patridge. She is of English, Belgian, Italian, Polish, and German ancestry, and has three younger siblings: Casey (born 1986), who is 14 months her junior, Marky (born 1988), and Samantha (born 1995). Patridge grew up in Yorba Linda, California.