Carol Ann Susi (February 2, 1952 – November 11, 2014) was an American actress best known for providing the voice of recurring unseen character Mrs. Wolowitz on the television series The Big Bang Theory.  Susi was born in Brooklyn and was of Italian descent. She studied acting at HB Studio in New York City before moving to Los Angeles in the 1970s.

Susi made her first screen appearance in Kolchak: The Night Stalker. Other television and film credits included: Coyote Ugly, Just Go with It, Becker, Grey’s Anatomy, That ’70s Show, Out of Practice, Cats & Dogs, Just Shoot Me, Married… with Children, The King of Queens, Death Becomes Her, Seinfeld, The Secret of My Success, My Blue Heaven, and Sabrina, The Teenage Witch. She also had extensive experience in live theater and voiced a character on the video game installment of CSI: NY.  Susi died of cancer on November 11, 2014 in Los Angeles, California at the age of 62.