Robert Alan Cashell (April 22, 1938 – February 11, 2020) was an American businessman and politician. He was originally a member of the Democratic Party. He was a Republican after 1983. He served as the mayor of Reno, Nevada from 2002 to 2014. He served as the 28th Lieutenant Governor of Nevada from 1983 to 1987. He was on the University of Nevada System Board of Regents from 1979 to 1982. He also served as a board member for Station Casinos from 2011 to 2020.