The Ballot Brief
Nebraska
Candidate profile

Mark Martinez

Democratic · Nebraska · 2026

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Douglas County SheriffNebraska · 2026Douglas County sample ballot
Biography

Mark Martinez served as U.S. Marshal for the District of Nebraska from 2010 to 2018, per the Nebraska Examiner. He previously spent 25 years with the Omaha Police Department, reaching the rank of deputy chief, before his marshal service, per the same source. No campaign website was found as of September 22, 2026.

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How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified September 27, 2026. Official sources are the final word on who appears on your ballot.

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