Kentucky's 20th State Senate district
Senator	Gex Williams R–Verona since January 1, 2023
Registration	46.8% Democratic 42.4% Republican 10.2% No party preference
Demographics	85.2% White 5.7% Black 4.0% Hispanic 1.1% Asian 0.1% Native American 0.3% Hawaiian/Pacific Islander 0.3% Other 3.3% Multiracial
Population (2022)	115,033
Registered voters (June 2024)	89,339

Kentucky's 20th Senatorial district is one of 38 districts in the Kentucky Senate. Stretching from Frankfort to the northern part of the state, it comprises the counties of Carroll, Franklin, Gallatin, Owen, and parts of Boone and Kenton. It has been represented by Gex Williams (R–Verona) since 2023.^[1] As of 2022, the district had a population of 115,033.^[2]

From 1966 to 1970, the district was represented by Lawrence Wetherby, who had previously served as governor of Kentucky.

On July 1, 2024, the district had 89,339 registered voters, who were registered with the following parties.

Year	Office	Results[a]
2022	Senator	Paul 60.3 - 39.7%
	Amendment 1	61.0 - 39.0%
	Amendment 2	56.1 - 43.9%
2023	Governor	Beshear 55.3 - 44.7%
	Secretary of State	Adams 59.6 - 40.1%
	Attorney General	Coleman 56.3 - 43.7%
	Auditor of Public Accounts	Ball 60.1 - 39.9%
	State Treasurer	Metcalf 54.4 - 45.5%
	Commissioner of Agriculture	Shell 57.8 - 42.2%
2024	President	Trump 64.4 - 33.9%
	Amendment 1	60.9 - 39.1%
	Amendment 2	65.9 - 34.1%

Member	Party	Years	Electoral history	District location
Lawrence Wetherby (Frankfort)	Democratic	January 1, 1966 – January 1, 1970	Elected in 1965. Retired.	1964–1972
Mack G. Walters (Shelbyville)	Democratic	January 1, 1970 – May 11, 1973	Elected in 1969. Died.
				1972–1974
Tom Easterly (Frankfort)	Democratic	January 1, 1974 – January 1, 1982	Elected in 1973. Reelected in 1977. Retired.	1974–1984
Fred Bradley (Frankfort)	Democratic	January 1, 1982 – January 1, 1999	Elected in 1981. Reelected in 1986. Reelected in 1990. Reelected in 1994. Retired.
				1984–1993 Bullitt (part), Franklin, Shelby (part), and Spencer Counties.
				1993–1997
				1997–2003
Marshall Long (Shelbyville)	Democratic	January 1, 1999 – January 1, 2003	Elected in 1998. Retired.
Gary Tapp (Shelbyville)	Republican	January 1, 2003 – January 1, 2011	Elected in 2002. Reelected in 2006. Retired.	2003–2015
Paul Hornback (Shelbyville)	Republican	January 1, 2011 – January 1, 2023	Elected in 2010. Reelected in 2014. Reelected in 2018. Retired.
				2015–2023
Gex Williams (Verona)	Republican	January 1, 2023 – present	Elected in 2022.	2023–present