2013 Citi Open

The 2013 Citi Open (known as such for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 45th edition (for the men) and the 3rd edition (for the women) of the event known that year as the Citi Open (previously known on the men's tour as the Legg Mason Tennis Classic), 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.

Seeds

 * 1 Rankings are as of July 22, 2013

Other entrants
The following players received wild cards into the main singles draw:
 * 🇦🇷 Juan Martín del Potro
 * 🇦🇺 James Duckworth
 * 🇺🇸 Steve Johnson
 * 🇺🇸 Denis Kudla
 * 🇺🇸 Jack Sock

The following players received entry from the singles qualifying draw:
 * 🇮🇳 Somdev Devvarman
 * 🇦🇺 Matthew Ebden
 * 🇦🇺 Samuel Groth
 * 🇺🇸 Alex Kuznetsov
 * 🇺🇸 Tim Smyczek
 * 🇯🇵 Yūichi Sugita

The following players received entry as lucky losers:
 * 🇨🇦 Jesse Levine
 * 🇺🇸 Rhyne Williams

Withdrawals

 * Before the tournament
 * 🇪🇸 Feliciano López (fatigue)
 * 🇫🇷 Gaël Monfils
 * 🇫🇷 Jo-Wilfried Tsonga

Seeds

 * 1 Rankings are as of July 22, 2013

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇺🇸 James Blake / 🇺🇸 Eric Butorac
 * 🇺🇸 Steve Johnson / 🇺🇸 Sam Querrey

Withdrawals

 * Before the tournament
 * 🇺🇸 Bob Bryan (shoulder injury)

Seeds

 * 1 Rankings are as of July 22, 2013

Other entrants
The following players received wild cards into the main singles draw:
 * 🇺🇸 Beatrice Capra
 * 🇩🇪 Angelique Kerber
 * 🇺🇸 Taylor Townsend

The following players received entry from the singles qualifying draw:
 * 🇺🇸 Irina Falconi
 * Michelle Larcher de Brito
 * 🇺🇸 Alexandra Mueller
 * 🇺🇸 Jessica Pegula

Withdrawals

 * Before the tournament
 * 🇺🇸 Lauren Davis
 * 🇮🇹 Camila Giorgi
 * 🇷🇴 Simona Halep (back injury)
 * 🇪🇪 Kaia Kanepi
 * 🇸🇪 Johanna Larsson
 * 🇪🇸 Anabel Medina Garrigues
 * Romina Oprandi
 * 🇷🇺 Nadia Petrova

Retirements

 * 🇷🇴 Monica Niculescu (left wrist injury)
 * 🇷🇺 Olga Puchkova (defaulted)
 * 🇺🇦 Lesia Tsurenko (right thigh injury)

Seeds

 * 1 Rankings are as of July 22, 2013

Men's singles
🇦🇷 Juan Martín del Potro defeated 🇺🇸 John Isner, 3–6, 6–1, 6–2

Women's singles
🇸🇰 Magdaléna Rybáriková defeated 🇩🇪 Andrea Petkovic, 6–4, 7–6(7–2)

Men's doubles
🇫🇷 Julien Benneteau / 🇷🇸 Nenad Zimonjić defeated 🇺🇸 Mardy Fish / 🇨🇿 Radek Štěpánek, 7–6(7–5), 7–5

Women's doubles
🇯🇵 Shuko Aoyama / 🇷🇺 Vera Dushevina defeated 🇨🇦 Eugenie Bouchard / 🇺🇸 Taylor Townsend, 6–3, 6–3