The Ballot Brief
Missouri
Candidate profile

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Mary Calvillo

Republican · Missouri · 2026

Running for Platte County Clerk, Missouri

Top priorities

From other published sources

  • Modernizing the clerk's office website and public-records access, per the Platte County Landmark
  • Speeding up the senior tax credit process, per the Landmark
  • Extending office hours, per the Landmark
Biography

Calvillo has more than four decades of experience in office management, executive assistance and customer service and earned a degree in personnel management and international marketing from Missouri State University, per the campaign site. She has lived in Platte County for 28 years with her husband, Roberto, per the campaign site.

Campaign site (opens in a new tab)

On the ballot

Platte County ClerkMissouri · 2026Platte County sample ballot

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Voting info and more

Voting info and more
How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified October 16, 2026. Official sources are the final word on who appears on your ballot.

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