Sidney Herbert Hatch was an American athlete who competed for the United States in the 1904 Summer Olympics held in St. Louis, United States, in the 4 mile team where he won the silver medal with his teammates James Lightbody, Frank Verner, Lacey Hearn and Frenchman Albert Corey.

The Irish American Athletic Club was an amateur athletic organization, based in Queens, New York, at the beginning of the 20th century.