John Gardner is an incumbent Republican member of the Sullivan County Commission representing District 11 (Kingsport) and a Republican Party nominee for one of the district's three seats in the August 6, 2026 county general election 32.
Gardner serves as chairman of the 24-member Sullivan County Commission, a position to which he was elected at the commission's annual reorganization meeting in September 2024; he had previously served as chairman pro tem since 2016 1.
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