Mary Jane Harker, born on November 13, 1923, in San Francisco, has recently been identified correctly regarding her birthdate and location, unlike previous incorrect entries. She was part of a showbiz family, with her mother Josephine being a vaudeville performer. Jane was an emerging starlet at Warner Brothers, featured in numerous films during the 1940s. After her Hollywood career, she married a Navy pilot. Various newspaper articles documented her life and career, highlighting her San Francisco roots and family connections.