2017 Citi Open

The 2017 Citi Open was a tennis tournament played on outdoor hard courts. It was the 49th edition (for the men) and the 7th edition (for the women) of the Washington Open. The event is part of the ATP World Tour 500 series of the 2017 ATP World Tour, and of the WTA International tournaments of the 2017 WTA Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 31 to August 6, 2017.

Prize money
1 Qualifiers prize money is also the Round of 64 prize money
 * per team

Seeds

 * 1 Rankings are as of July 24, 2017

Other entrants
The following players received wild cards into the main singles draw:
 * 🇧🇬 Grigor Dimitrov
 * 🇯🇵 Kei Nishikori
 * 🇨🇦 Milos Raonic
 * 🇺🇸 Tim Smyczek
 * 🇺🇸 Tommy Paul

The following player received entry using a protected ranking:
 * 🇷🇺 Dmitry Tursunov

The following players received entry from the singles qualifying draw:
 * 🇺🇸 Sekou Bangoura
 * 🇮🇹 Alessandro Bega
 * 🇮🇳 Yuki Bhambri
 * 🇺🇸 Alexios Halebian
 * 🇮🇱 Edan Leshem
 * 🇮🇳 Ramkumar Ramanathan

The following player received entry as a lucky loser:
 * 🇦🇺 Marc Polmans

Withdrawals

 * Before the tournament
 * 🇬🇧 Dan Evans →replaced by 🇧🇪 Ruben Bemelmans
 * 🇺🇸 John Isner →replaced by 🇦🇺 Marc Polmans
 * 🇺🇦 Illya Marchenko →replaced by 🇺🇸 Reilly Opelka
 * 🇦🇺 Bernard Tomic →replaced by 🇺🇸 Stefan Kozlov

Seeds

 * 1 Rankings are as of July 24, 2017

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇮🇳 Rohan Bopanna / 🇺🇸 Donald Young
 * 🇺🇸 Nicholas Monroe / 🇺🇸 Jack Sock

The following pair received entry from the doubles qualifying draw:
 * 🇺🇸 James Cerretani / 🇦🇺 Marc Polmans

Seeds

 * 1 Rankings are as of July 24, 2017

Other entrants
The following players received wild cards into the main singles draw:
 * 🇨🇦 Bianca Andreescu
 * 🇷🇴 Simona Halep
 * 🇺🇸 Sloane Stephens

The following players received entry from the qualifying draw:
 * 🇺🇸 Louisa Chirico
 * Valentini Grammatikopoulou
 * 🇺🇸 Jamie Loeb
 * 🇬🇧 Heather Watson

Withdrawals

 * Before the tournament
 * 🇷🇺 Daria Kasatkina →replaced by 🇷🇴 Patricia Maria Țig
 * 🇰🇿 Yulia Putintseva →replaced by 🇨🇦 Françoise Abanda
 * 🇮🇹 Francesca Schiavone (entered Stanford tournament) →replaced by 🇧🇾 Aryna Sabalenka
 * 🇰🇿 Yaroslava Shvedova →replaced by 🇨🇴 Mariana Duque Mariño
 * 🇦🇺 Samantha Stosur →replaced by 🇸🇰 Jana Čepelová

Seeds

 * 1 Rankings are as of July 24, 2017

Other entrants
The following pair received a wildcard into the doubles main draw:
 * 🇺🇸 Skylar Morton / 🇺🇸 Alana Smith

Men's singles

 * 🇩🇪 Alexander Zverev defeated Kevin Anderson 6–4, 6–4.

Women's singles

 * 🇷🇺 Ekaterina Makarova defeated 🇩🇪 Julia Görges 3–6, 7–6(7–2), 6–0.

Men's doubles

 * 🇫🇮 Henri Kontinen / 🇦🇺 John Peers defeated 🇵🇱 Łukasz Kubot / 🇧🇷 Marcelo Melo 7–6(7–5), 6–4

Women's doubles

 * 🇯🇵 Shuko Aoyama / 🇨🇿 Renata Voráčová defeated 🇨🇦 Eugenie Bouchard / 🇺🇸 Sloane Stephens, 6–3, 6–2