Charles Leslie "Les" Dennis (June 21, 1908 – July 29, 1978[1]) was an American labor union leader.
Born in Beardstown, Illinois, Dennis began working in a biscuit factory but was sacked after he tried to organize a union.
He then found work as a freight handler on the Chicago and North Western Railway, and joined the Brotherhood of Railway, Airline and Steamship Clerks, Freight Handlers, Express and Station Employees (BRAC), in which his father already held membership.
In 1968, he was additionally appointed as chair of the Committee of Transportation Trades, and in 1969 as a vice-president of the AFL-CIO, later representing the federation in various overseas missions.
[3] He retired from his AFL-CIO post in 1977[2] and was appointed by Jimmy Carter to the White House Commission on Employment of the Handicapped.