Dennis K. Baxley (born August 22, 1952) is a state legislator in Florida who has served in the Florida Senate since 2016. A Republican, he represents the 12th district including Sumter County and parts of Lake County and Marion County in Central Florida. He previously served in the Florida House of Representatives, representing parts of Marion County from 2000 to 2007 and again from 2010 until his election to the Senate. He served on the Belleview City Commission and as its mayor.