2016 Citi Open

The 2016 Citi Open was a tennis tournament played on outdoor hard courts. It was the 48th edition (for the men) and the 6th edition (for the women) of the Washington Open. The event was part of the ATP World Tour 500 series of the 2016 ATP World Tour, and of the WTA International tournaments of the 2016 WTA Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 18 to July 24, 2016.

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

Seeds

 * 1 Rankings are as of July 11, 2016

Other entrants
The following players received wild cards into the main singles draw:
 * 🇺🇸 Reilly Opelka
 * 🇨🇦 Denis Shapovalov
 * 🇺🇸 Frances Tiafoe
 * 🇩🇪 Alexander Zverev

The following player received entry using a protected ranking into the main draw:
 * 🇺🇸 Brian Baker

The following players received entry from the singles qualifying draw:
 * 🇦🇺 James Duckworth
 * 🇺🇸 Jared Donaldson
 * 🇺🇸 Ernesto Escobedo
 * 🇺🇸 Ryan Harrison
 * 🇺🇸 Alex Kuznetsov
 * 🇫🇷 Vincent Millot

Withdrawals

 * Before the tournament
 * 🇱🇹 Ričardas Berankis →replaced by 🇺🇸 Bjorn Fratangelo
 * 🇨🇿 Tomáš Berdych →replaced by 🇯🇵 Yūichi Sugita
 * Ernests Gulbis →replaced by 🇦🇺 Sam Groth
 * 🇦🇷 Juan Martín del Potro →replaced by 🇩🇪 Benjamin Becker
 * 🇦🇺 Nick Kyrgios →replaced by 🇯🇵 Yoshihito Nishioka
 * 🇺🇸 Rajeev Ram →replaced by 🇸🇰 Lukáš Lacko

Retirements

 * Ivan Dodig

Seeds

 * 1 Rankings are as of July 11, 2016

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇺🇸 Taylor Fritz / 🇺🇸 Reilly Opelka
 * 🇺🇸 Denis Kudla / 🇺🇸 Frances Tiafoe

The following pair received entry from the doubles qualifying draw:
 * 🇺🇸 Brian Baker / 🇺🇸 Austin Krajicek

Retirements

 * Treat Huey

Seeds

 * 1 Rankings are as of July 11, 2016

Other entrants
The following players received wild cards into the main singles draw:
 * 🇨🇦 Françoise Abanda
 * 🇺🇸 Usue Maitane Arconada
 * 🇺🇸 Samantha Crawford
 * 🇺🇸 Jessica Pegula

The following players received entry using a protected ranking into the main draw:
 * 🇺🇸 Vania King
 * 🇨🇦 Aleksandra Wozniak

The following players received entry from the qualifying draw:
 * 🇺🇸 Lauren Albanese
 * 🇷🇺 Varvara Flink
 * 🇷🇺 Alla Kudryavtseva
 * 🇨🇳 Zhu Lin

The following player received entry as a lucky loser:
 * 🇯🇵 Hiroko Kuwata

Withdrawals

 * Before the tournament
 * 🇺🇸 Louisa Chirico → replaced by 🇦🇹 Tamira Paszek
 * 🇷🇺 Margarita Gasparyan → replaced by 🇯🇵 Risa Ozaki
 * 🇺🇸 Vania King (change of schedule) → replaced by 🇯🇵 Hiroko Kuwata
 * Mirjana Lučić-Baroni → replaced by 🇨🇦 Aleksandra Wozniak
 * 🇨🇳 Wang Qiang → replaced by 🇸🇰 Kristína Kučová
 * 🇬🇧 Heather Watson → replaced by 🇺🇸 Lauren Davis


 * During the tournament
 * 🇦🇹 Tamira Paszek (Upper respiratory illness)

Retirements

 * Caroline Wozniacki (Back injury)

Seeds

 * 1 Rankings are as of July 11, 2016

Other entrants
The following pair received a wildcard into the doubles main draw:
 * 🇺🇸 Malkia Menguene / 🇮🇳 Nidhi Surapaneni

Withdrawals

 * Before the tournament
 * 🇨🇦 Françoise Abanda (Right finger injury)

Retirements

 * 🇸🇰 Kristína Kučová (Back injury)

Men's singles

 * 🇫🇷 Gaël Monfils def. Ivo Karlović, 5–7, 7–6(8–6), 6–4

Women's singles

 * 🇧🇪 Yanina Wickmayer def. 🇺🇸 Lauren Davis, 6–4, 6–2

Men's doubles

 * 🇨🇦 Daniel Nestor / 🇫🇷 Édouard Roger-Vasselin def. 🇵🇱 Łukasz Kubot / 🇦🇹 Alexander Peya, 7–6(7–3), 7–6(7–4)

Women's doubles

 * 🇷🇴 Monica Niculescu / 🇧🇪 Yanina Wickmayer def. 🇯🇵 Shuko Aoyama / 🇯🇵 Risa Ozaki, 6–4, 6–3