Kim Delaney (born November 29, 1961) is an American actress known for her starring role as Detective Diane Russell on the ABC drama television series NYPD Blue, for which she has won an Emmy Award. Early in her career, she played the role of Jenny Gardner in the ABC daytime television drama All My Children. She later had leading roles in the TV dramas Philly and CSI: Miami and on the Lifetime television drama Army Wives.
Delaney, an Irish American, was born on November 29, 1961, in Philadelphia, Pennsylvania, the daughter of Joan and Jack Delaney. Delaney's mother was a homemaker and her father a union official and former head of the United Auto Workers. She was raised Roman Catholic. Delaney grew up in Roxborough and has four brothers: Ed, John, Keith, and Patrick. While she was attending J. W. Hallahan Catholic Girls High School, she worked as a model for the Elite agency. After her graduation, she went to New York and found employment there as a model. At the same time, she studied acting with William Esper.