Jack Sullivan (lacrosse)

John "Jack" Sullivan (August 29, 1870 – Unknown death) was a Canadian lacrosse player who competed in the 1904 Summer Olympics for the United States. Sullivan was born in Cobourg, Ontario. In 1904 he was member of the St. Louis Amateur Athletic Association which won the silver medal in the lacrosse tournament.

Jack Sullivan (lacrosse)

John "Jack" Sullivan (August 29, 1870 – Unknown death) was a Canadian lacrosse player who competed in the 1904 Summer Olympics for the United States. Sullivan was born in Cobourg, Ontario. In 1904 he was member of the St. Louis Amateur Athletic Association which won the silver medal in the lacrosse tournament.