Nancy C. Detert (born October 22, 1944) is a Republican member of the Florida Senate, who has represented the 28th District, which includes Sarasota County and western Charlotte County since 2012. She represented the 23rd District from 2008 to 2012. Before winning election to the Florida Senate, Detert served as a member of the Florida House of Representatives, representing the 70th District from 1998 to 2006.