Diane Dixon

Diane Brooks Dixon is an American politician serving in the California State Assembly. As a Republican, she represents the 72nd State Assembly District, which includes Huntington Beach, Newport Beach, Seal Beach, Laguna Hills, Laguna Woods, Lake Forest, Aliso Viejo, and Laguna Beach. She was a former mayor and city councilwoman of Newport Beach.

Dixon has had 20 bills signed into law by the Governor through the 2023/24 and 2025/26 legislative sessions. She has had more bills signed into law than any other Republican lawmaker during that period. These bills have heavily focused on E-Bike regulation, drug and alcohol recovery facilities and human trafficking.

Education and marriage life Diane earned her Bachelor of Arts with honors in political science from the University of Southern California. She is married to Pat Dixon, a career prosecutor who serves as a Special Counsel to the Orange County District Attorney.

In 2020, Dixon ran for the California State Assembly against first-term Democrat Cottie Petrie-Norris. Dixon lost the general election by a very narrow margin. In 2022, redistricting led Petrie-Norris to run in a neighboring district. Dixon won the election.

Diane has been an active member on several philanthropic community-based boards of directors for nearly four decades, including United Way Orange County, YMCA, USC Board of Councilors and Alumni Association, educational institutions, child service agencies and health-related organizations.

California State Assembly

Orange County Board of Supervisors - District 5

2026 Primary election Party Candidate Votes % Katrina Foley (incumbent) 85,231 47.0 Diane Dixon 84,932 46.8 Lucy Vellema 11,264 6.2 Total votes 181,427 100.0

General electionNovember 3, 2026 Party Candidate Votes % Katrina Foley (incumbent) Diane Dixon Total votes