2009 | Australian Open | French Open | ExxonMobil | Open University | open source | U.S. Open | 2009 in music | Wacken Open Air | Avatar (2009 film) | American Recovery and Reinvestment Act of 2009 | New Jersey gubernatorial election, 2009 | Eurovision Song Contest 2009 | The Open Championship | U.S. Open (tennis) | 2009 Summer Universiade | All England Open Badminton Championships | 2009 UCI Track Cycling World Championships | 2009 NFL season | U.S. Open (golf) | Open Source | Open-pit mining | 2009 World Championships in Athletics | 2006 Australian Open | Open Software Foundation | Indira Gandhi National Open University | European Parliament election, 2009 | 2009 Southeast Asian Games | Lamar Hunt U.S. Open Cup | 2009 WTA Tour |
The singles draw featured ATP No. 6, 2009 Australian Open semi-finalist and 2009 Dubai finalist Andy Roddick, 2009 Australian Open quarterfinalist and 2008 U.S Open quarterfinalist Juan Martín del Potro, Other names include James Blake, Radek Štěpánek, Mardy Fish, Sam Querrey, Igor Kunitsyn and Robby Ginepri.
The 2009 Qatar Open, known as the 2009 Qatar ExxonMobil Open for sponsorship reasons, was a tennis tournament played on outdoor hard courts.