Massachusetts Senate's Cape and Islands district

Massachusetts Senate's Cape and Islands district in the United States is one of 40 legislative districts of the Massachusetts Senate.^[1] It covers 66.7% of Barnstable County, all of Dukes County, and all of Nantucket County population in 2010.^[2]^[3] Democrat Julian Cyr of Truro has represented the district since 2017.^[4] He ran unopposed for re-election in the 2020 Massachusetts general election.^[5]^[6]

Senator	Party	Years	Electoral history
Jack Aylmer^[8]	Republican	1971 – 1981	Elected in 1970. Re-elected in 1972. Re-elected in 1974. Re-elected in 1976. Re-elected in 1978. Re-elected in 1980. Resigned to become President of the Massachusetts Maritime Academy.
Paul V. Doane^[9]	Republican	1981 – 1989	Elected in 1981. Re-elected in 1982. Re-elected in 1984. Re-elected in 1986.
Henri S. Rauschenbach^[10]	Republican	1989 – January 3, 2001	Elected in 1988. Re-elected in 1990. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998.
Robert O'Leary^[11]	Democratic	January 3, 2001 – January 5, 2011	Elected in 2000. Re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Ran for U.S. House in 2010.
Dan Wolf	Democratic	January 5, 2011 – January 4, 2017	Elected in 2010. Re-elected in 2012. Re-elected in 2014. Retired.
Julian Cyr^[4]^[12]	Democratic	January 4, 2017–	Elected in 2016. Re-elected in 2018. Re-elected in 2020.

Towns represented