2013 Citi Open
The 2013 Citi Open was a tennis tournament played on outdoor hard courts. It was the 45th edition and the 3rd edition of the event known that year as the Citi Open, and was part of the ATP [World Tour 500 series] of the 2013 ATP World Tour, and of the WTA International tournaments of the 2013 WTA Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 27 to August 4, 2013. Juan Martín del Potro and Magdaléna Rybáriková won the singles titles.
ATP singles main-draw entrants
Seeds
- 1 Rankings are as of July 22, 2013
Other entrants
The following players received entry from the singles qualifying draw:
The following players received entry as lucky losers:
- Jesse Levine
- Rhyne Williams
Withdrawals
- Feliciano López
- Gaël Monfils
- Jo-Wilfried Tsonga
ATP doubles main-draw entrants
Seeds
- 1 Rankings are as of July 22, 2013
Other entrants
- James Blake / Eric Butorac
- Steve Johnson / Sam Querrey
Withdrawals
- Bob Bryan
WTA singles main-draw entrants
Seeds
- 1 Rankings are as of July 22, 2013
Other entrants
The following players received entry from the singles qualifying draw:
;Before the tournament
- Lauren Davis
- Camila Giorgi
- Simona Halep
- Kaia Kanepi
- Johanna Larsson
- Anabel [Medina Garrigues]
- Romina Oprandi
- Nadia Petrova
Retirements
- Monica Niculescu
- Olga Puchkova
- Lesia Tsurenko
WTA doubles main-draw entrants
Seeds
- 1 Rankings are as of July 22, 2013
Finals