[2] Dunn was born in New York City[3] and educated at Holy Cross convent school.

[4] At age 14 and a 5'5" tall blonde, Dunn started out as a member of the chorus at the Winter Garden Theatre.

[8] She married Clyde Greathouse, an official of an oil company, in Los Angeles on January 10, 1931,[9] and they were divorced on October 26, 1931.

[10] On January 6, 1933, in Great Neck, New York,[11] she married Eugene J. Lewis,[12] whom she divorced in 1935 to marry Carroll Case, whose father Frank Case owned the Algonquin Hotel in New York City, which housed the now famous Algonquin Round Table.

[citation needed] Dunn died of cancer on February 3, 1983, in Thousand Oaks, California, aged 76.