Alexander Stirling Calder
 Alexander Stirling Calder (January 11 1870 in Philadelphia Pennsylvania – January 7 1945) was an American sculptor and teacher. Son of the sculptor Alexander Milne Calder and father of the sculptor Alexander (Sandy) Calder his best-known works are George Washington as President on the Washington Square Arch in New York City the Swann Memorial Fountain in Philadelphia and the Leif Eriksson Memorial in Reykjavík Iceland.