John McEnroe was a tennis player.
The Davis Cup is the premier international team event in men 's tennis . It is described by the organisers as the `` World Cup of Tennis '' , and the winners are referred to as the World Champion team . The Grand Slam tournaments , also called majors , are the four most-important annual tennis events . John McEnroe . McEnroe is a former Captain of the United States Davis Cup team and as a player was part of five Cup-winning teams . The United States Open Tennis Championships is a hardcourt tennis tournament .