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JOHN M. GANNON
Office history
Current office and 2026 campaign
John Gannon is the incumbent Montgomery County Commissioner for District 1 and the Republican nominee for re-election in the Aug. 6, 2026 election 12.
Background
Gannon was born and raised in Clarksville-Montgomery County and returned home after working on Wall Street 1.
Office history
Gannon was appointed to the commission in 2009 and cites 17 years of service, including 12 years on the Budget Committee, six years as mayor pro tem, and service on the EMS, Sheriff, Fire, and School Liaison committees and 12 years on the Bi-County Landfill Board 1.
Family
Gannon and his wife, Susan, are parents and grandparents 1.
Sources
Public filings
Candidates and officeholders are required by law to file campaign finance reports and statements of economic interest. The sites below don't support direct links to an individual record — search by last name on each.
Tennessee — campaign finance (search)
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State offices (Governor, TN Senate, TN House, State Executive Committee, statewide judiciary) —
Tennessee Registry of Election Finance.
Click Search for Candidates and PACs, enter last name “GANNON”, and submit.
US House, US Senate, and Presidential candidates file with the FEC — see the federal section below. - County and municipal offices (County Mayor, Commissioner, Sheriff, School Board, court clerks, municipal alderman, etc.) — most major TN counties use the EasyVote portal. Select the relevant county and search by candidate name (“GANNON”).
Tennessee — statement of interest
- Required for state and local officials and candidates — Tennessee Ethics Commission Conflict of Interest Search. Enter last name “GANNON”and, if needed, select the applicable position.