Samuel Henry "Errie" Ball (born November 14, 1910) is a retired Welsh-American professional golfer who competed at the inaugural Augusta National golf tournament in 1934 (now known as the Masters Tournament). He is perhaps best known as the only player who competed in that tournament that is alive today. Ball was born in Bangor, Wales. He was the youngest golfer to compete in The Open Championship at age 15 in 1926.