411 REFERENCE · Wikipedia
1999 U.S. Open
Reference material by Wikipedia contributors. This retains its source identity and is not 411 news reporting.
1999 U.S. Open may refer to:
1999 U.S. Open (golf), a major golf tournament
1999 US Open (tennis), a Grand Slam tennis tournament
1999 Lamar Hunt U.S. Open Cup, a soccer tournament for U.S. teams