Eldon "Eddie" "Don" Lee Whittler (July 7, 1935 – January 29, 2001), better known by his ring name Smasher Sloan, was an American professional wrestler.
He was the oldest of three children of Margaret Laura (née Harsh; 1916–1995) and Eldon "Whitey" Lee Whittler (1913–1983), who was also a professional wrestler.
They challenged the reigning champions, Johnny Valentine and Tony Parisi, on September 22, 1966, on a house show in Washington, D.C., in a traditional 2-out-of-3 falls match.
He then joined the NWA Big-time Wrestling based in Dallas, Texas, which was then managed by Wrestler and promoter Fritz Von Erich.
They were managed by Gary Hart and went on to win the NWA American Tagteam Championship from the team of Fritz and Billy Red Lyons in 1968.