| Birth Date: | 28 July 1899 |
| Birth Place: | Bakersfield, California, United States |
| Death Place: | Los Angeles, California, United States |
Charles "Charlie" Thornton Finn (July 28, 1899 – January 13, 1974) was an American water polo player who competed in the 1932 Summer Olympics and in the 1936 Summer Olympics.
In 1932, he was part of the American team which won the bronze medal. He played all four matches.
Four years later, at the 1936 Summer Olympics, he was a member of the American team which was eliminated in the first round of the 1936 tournament. He played all three matches.
In 1983, he was inducted into the USA Water Polo Hall of Fame.[1] [2]