Robert J. "Rocky" Fitzsimmons is an American attorney and politician from the state of West Virginia.
Fitzsimmons attended Washington University in Saint Louis, graduating with a bachelor of science magna cum laude degree in biomedical engineering.
He enrolled at the Wake Forest University School of Law, where he received his juris doctor. Fitzsimmons was appointed to the West Virginia Senate in December 2012 by Governor Earl Ray Tomblin, replacing Orphy Klempa. On November 4, 2014, Fitzsimmons was defeated for reelection by Republican Delegate Ryan Ferns.
A member of the Democratic Party, Fitzsimmons served in the West Virginia Senate. As an attorney, he joined the Fitzsimmons Law Firm, based in Warwood, West Virginia, with other members of his family.