Randolph D. "Randy" Brock III (born September 28, 1943) is an American politician from the state of Vermont and a member of the Republican Party. He currently serves in the Vermont Senate and is the first African American caucus leader in Vermont. He served as the Vermont Auditor of Accounts from 2005 to 2007, as a member of the Vermont Senate from 2009 to 2013 and was the Republican nominee for Governor of Vermont in 2012, losing to Democratic incumbent Peter Shumlin. He ran unopposed for the 2016 Republican nomination for Lieutenant Governor of Vermont. In December 2017, Governor Phil Scott announced that he had appointed Brock to the Vermont Senate, filling the vacancy caused by the resignation of Dustin Allard Degree.