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Robert M. "Robby" Mills

Robert M. "Robby" Mills is the Republican candidate for Kentucky Senate District 4 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate filings. Robby Mills is the Republican incumbent for Kentucky Senate District 4. A small business owner, he previously served as a Henderson city commissioner and in the Kentucky House before joining the Senate in 2019, where he is Majority Caucus Chair, according to the Kentucky General Assembly's legislator profile. No campaign website or questionnaire response was found as of September 8, 2026.

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