Ernest Hamilton (lacrosse)

Ernest Samuel Hamilton (April 17, 1883 – December 19, 1964) was a Canadian lacrosse player who competed in the 1908 Summer Olympics. He was part of the Canadian team which won the gold medal. He was the father of politician William McLean Hamilton.

On a club level Hamilton represented the Montreal Lacrosse Club.

Hamilton was also involved with ice hockey and in April of 1909 he was elected president of the Montreal Hockey Club of the Montreal Amateur Athletic Association.