Charles Ross "Sandy" Somerville (May 4, 1903 – May 17, 1991) was a Canadian golfer and all-around athlete. Somerville was born in London, Ontario. He won six Canadian Amateur Championship golf titles between 1926 and 1937, and in 1932 became the first Canadian to win the U.S. Amateur. He was selected by the Canadian Press as Canada's athlete of the year for 1932, and in 1950 was picked as Canada's top golfer of the first half of the 20th Century. Later, Somerville won three Canadian senior golf titles. and served as president of the Royal Canadian Golf Association in 1957.