Betty Karnette (born September 13, 1931) is an American politician. She was elected to a second stint in the California State Assembly (United States) in November, 2004, to represent the 54th district. Her district included the cities of Avalon, Long Beach, Palos Verdes Estates, Rancho Palos Verdes, Rolling Hills, Rolling Hills Estates, San Pedro, Signal Hill. Her district contained parts of the Port of Long Beach and the Port of Los Angeles.
Karnette served one previous term in the State Assembly from 1992 until she was defeated by Steven T. Kuykendall in 1994. She also served in the California State Senate from 1996 until she was termed out in 2004. Her committee assignments included the Rules; Appropriations; Transportation; Insurance; and the Arts, Entertainment, Sports, Tourism and Internet Media Committees. She chaired the Assembly Select Committee on Ports.