From Wikipedia, the free encyclopedia. Adam Charles Gross (born 16 February 1986 in Greenwich, England) is an English footballer, who played a handful of games for Wales at youth level. He has also represented England on a number of occasions, turning out for the National Game XI. He plays as a left-back for Thurrock. Description above from the Wikipedia article Adam Gross, licensed under CC-BY-SA,full list of contributors on Wikipedia.