William George Meany was an American labor union leader for 57 years. He was the key figure in the creation of the AFL–CIO and served as the AFL–CIO's first president, from 1955 to 1979.

The American Federation of Labor and Congress of Industrial Organizations (AFL-CIO) is a national trade union center that is the largest federation of unions in the United States. It is made up of 60 national and international unions, together representing more than 12 million active and retired workers. The AFL-CIO engages in substantial political spending and activism, typically in support of progressive and pro-labor policies.