Jeanne Cooper
Wilma Jeanne Cooper , best known as Jeanne Cooper, was an American actress, best known for her role as Katherine Chancellor on the CBS soap opera The Young and the Restless . At the time of her death, she was eighth on the alltime list of longestserving soap opera actors in the United States. She was the mother of actor Corbin Bernsen.
Cooper was born in Taft, California, to Albert Troy Cooper, and his wife, the former Sildeth Evelyn Moore. She was the youngest of three siblings. The family lived in Kern County for several years, first in Taft until 1942 and then moving to Bakersfield. Her mother died August 21, 1944, and her father died April 11, 1986.
Source: Wikipedia