Alfred (Freddy) Sheinwold (January 26, 1912 – March 8, 1997) was an American bridge player, administrator, international team captain, and prolific writer. He and Edgar Kaplan developed the Kaplan–Sheinwold bidding system. Among other administrative assignments that he accepted, Sheinwold chaired the American Contract Bridge League (ACBL) National Laws Commission from 1964 to 1975, and the ACBL Appeals Committee from 1966 to 1970. He was an editor of The Bridge World monthly magazine from 1934 to 1963 and was the editor of the monthly ACBL members' Bridge Bulletin from 1952 to 1958.