{"biography":"## Current office and 2026 campaign\nBrent \"Doc\" Martin is a Republican Party nominee for Robertson County Commission, District 4, on the August 6, 2026 county general ballot, which elects two commissioners [1]. He is a sitting District 4 commissioner [2].\n\n## Office history\nMartin won a District 4 commission seat in the August 2022 election with 313 votes, the top total in the two-seat race [3].\n\n## Sources\n[1] Sample Ballot - Federal & State Primary, County General, City of Greenbrier Municipal Election, Robertson County, August 6, 2026 (https://www.robertsoncountytn.gov/residents/elections/Sample%20Ballots/2026-8-6%20SAMPLE%20BALLOT%20V3.pdf) - accessed 2026-07-23\n[2] 2022-2026 Robertson County Commission (official commissioner roster) (https://cms7files.revize.com/robertsoncountytn/residents/elections/2022-2026%20Commissioners.pdf) - accessed 2026-07-23\n[3] Aug. 2022 Election Results For Robertson County - Smokey Barn News (https://smokeybarn.com/aug-2022-election-results-for-robertson-county/) - accessed 2026-07-23","campaigns":[{"contest":"county_commission_district_4","county":"Robertson","county_count":1,"electiondate":"Thu, 06 Aug 2026 00:00:00 GMT","pgr":"general","state":"TN","title":"County Commissioner District 4"}],"cf_filings":[],"firstname":"Brent","fullname":"Brent (Doc) Martin","lastname":"Martin","middlename":"(Doc)","office_history":[{"campaigns":[{"contest":"county_commission_district_4","contest_title":"County Commissioner District 4","county":"Robertson","county_count":1,"electiondate":"2026-08-06","office_county":null,"office_key":"county_commission_district_4","office_title":null,"party":"R","pgr":"general","state":"TN"}],"county":null,"cycles":[{"general":{"contest":"county_commission_district_4","contest_title":"County Commissioner District 4","county":"Robertson","county_count":1,"electiondate":"2026-08-06","office_county":null,"office_key":"county_commission_district_4","office_title":null,"party":"R","pgr":"general","state":"TN"},"party":"R","primary":null,"term":null,"year":2026}],"office_key":"county_commission_district_4","office_title":"County Commissioner District 4","state":"TN","terms":[]}],"summary":"Incumbent Republican Robertson County commissioner for District 4, first elected in 2022. Seeking re-election in 2026.","terms":[],"token":"AEwGtBx5ck"}