Adrienne (Krasnoff) Davidson, 79, of Delray Beach, Fla., formerly of New Britain, died July 20. She was the widow of Lawrence J. Davidson. Born in Waterbury, she was the daughter of the late Maurice and Shirley (Platzker) Krasnoff. She is survived by her daughter Diana Davidson of Delray Beach, Fla.; her sister Rosalie Snyder and her husband Stephen of Newton Centre, Mass.; her step-sons, Larry Davidson, Jr. of Madison, and Ned Davidson and his wife Carla of Southington; and several other relatives. She was also predeceased by her brother Lawrence Krasnoff.