Sean O'Neill is an American table tennis player and coach. He began playing table tennis in Virginia at the age of 8 with this father, Patrick, who was a nationally ranked junior player from Toledo, Ohio. O'Neill went on to win every US National Age Championship title, including the Under 11, 13, 15, 17, 21, and Over 30 events. In addition to the age events, O'Neill won the US National Men's Singles, Men's Doubles, and Mixed Doubles Championships. O'Neill was a US National Team member from 1983 to 1995 and participated in 5 World Championships, 4 Pan Am Games, 3 World Cups - Singles, Doubles, and Team - and 2 Olympic Games, in 1988 and 1992. O'Neill was the 1990 North American Men's Singles Champion. O'Neill was named USATT Male Athlete of the Year on five occasions and served on the United State Olympic Committee's Athletes' Advisory Council as a player representative for the sport of table tennis. O'Neill dominated the table tennis event at the US Olympic Sports Festival. Participating in each event from 1981 to 1995, O'Neill won an unmatched 18 Gold, 5 Silver, and 4 Bronze medals. 

July 31st, 1967 in Toledo (Age 56)