Diane B. Snelling (born March 18, 1952) is an American politician from Vermont who serves as a Republican member of the Vermont State Senate, representing the Chittenden County.Diane Snelling was first appointed to the Vermont State Senate in January 2002 by Governor Howard Dean to serve the remainder of her mother, Barbara Snelling's, term in office, after her mother retired from the Senate. She won election to her seat in 2002 and was re-elected in 2004, 2006, 2008 2010, and 2012.