American Conference may refer to: American Conference of Governmental Industrial Hygienists, professional organization in the field of industrial hygiene American Unitarian Conference, a religious organization founded in 2000 by Unitarian Universalists Pan-American Conference, an international trade summit held in Bogotá, Colombia in 1948 In school sports: American Conference (CIF), a California high-school organization American Athletic Conference, an NCAA Division I conference reorganized in 2013 from the former Big East Conference In professional American football: American Football Conference (AFC) of the National Football League American Conference of the Arena Football League All-America Football Conference, a league which played from 1946 to 1949