
Mark Leonard
Republican candidate for U.S. House in California
CA-45 primary: first place
Primary Election
Party selects its nominee.
Live Odds — CA-45 primary: first place
Current prediction-market probability for the candidate, updated as market prices change.
1%chance to win
Candidate Overview
Key details about the candidate’s background, party, office sought and current campaign.
Current roleOperations expert
PartyRepublican
Political ideologyConservative Republican
LocationCalifornia
BackgroundOperations expert
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Notable personal detailsMark Andrew Leonard is a Republican candidate for the U.S. House of Representatives in California’s 45th Congressional District. He has described himself as a U.S. Marine Corps veteran and an operations expert/analyst, and has said he served in Afghanistan and in the California National Guard. He ran in the June 2, 2026 primary for CA-45.
SourcesShowHide
Latest News
Mark Leonard is being covered mainly in the context of the 2026 midterm election landscape, where California redistricting and outside spending are expected to shape competitive House races. The broader reporting says California still matters for control of the House, but it does not give specific new developments about Leonard himself. Overall, the available coverage is sparse and mostly about the election environment rather than his own campaign.
Campaign Fundraising
Latest report: Cycle 2026Campaign finance totals from the latest available reporting period.
2026
LatestCycle 2026
Source: FEC
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We're monitoring and will update when new data impacts the race.
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