David O'Sullivan

David O'Sullivan, of Orlando, Florida, is an American ten-pin bowler who was the 2007 U.S. Amateur champion. He earned that title at the 2007 USBC Team USA Trials in January 2007, which also placed him on Team USA for the first time. As a member of Team USA he won medals in five of six events at the Men's American Zone Championships, held in Guatemala in May 2007. That year he also reached the quarterfinals of the World Ranking Masters, where he lost to the eventual winner, Stuart Williams of England. The article adds that he bowled an impressive 299 at the national bowling championships in Las Vegas in 2024, one pin short of a perfect 300, and it describes him as a close friend of former Junior Team USA member Matt Gasn.