Betty Karnette (née Petty; September 13, 1931 – September 8, 2021) was an American politician who served in the California State Assembly from 1992 to 1994 and from 2004 to 2008 and in the California State Senate from 1996 to 2004.

[3] She was elected to a second stint in the California State Assembly in November 2004 to represent the 54th district.

Karnette served one previous term in the State Assembly from 1992[4] until she was defeated by Steven T. Kuykendall in 1994.

Her committee assignments included the Rules; Appropriations; Transportation; Insurance; and the Arts, Entertainment, Sports, Tourism and Internet Media Committees.

Betty Karnette died on September 8, 2021, in Long Beach, California, five days shy of her 90th birthday.