| Olympic medal record | ||
|---|---|---|
| Men's Rugby union | ||
| Gold | 1920 Antwerp | Team competition |
| Gold | 1924 Paris | Team competition |
John Thomas O'Neil (born October 4, 1898 - died March 25, 1950) was an American rugby union player who competed in the 1920 Summer Olympics and 1924 Summer Olympics.
He was a member of the American rugby union team, which won the gold medal at the both Olympics.