| Date: | 31 July – 6 August |
| Edition: | 54th (men) 11th (women) |
| Surface: | Hard (outdoor) SportMaster Sport Surfaces |
| Location: | Washington, D.C., United States |
| Venue: | William H.G. FitzGerald Tennis Center |
| Category: | ATP 500 (men) WTA 500 (women) |
| Draw: | 48S/16D (men) 32S/16D (women) |
| Prize Money: | $2,013,940 (men) $780,637 (women) |
| Champms: |  Dan Evans |
| Champws: |  Coco Gauff |
| Champmd: |  Máximo González / Andrés Molteni |
| Champwd: | Laura Siegemund / Vera Zvonareva |
| Before Name: | Citi Open |
| Main Name: | Washington Open (tennis) Washington Open |
See also: Washington Open (tennis). The 2023 Washington Open (called the Mubadala Citi DC Open for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 54th edition of the Washington Open for the men, and the 11th edition for the women. The event was part of the ATP Tour 500 series of the 2023 ATP Tour and a WTA 500 tournament on the 2023 WTA Tour (upgraded from WTA 250 status in 2022). The Washington Open took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from 31 July to 6 August 2023.[1] [2]
See main article: 2023 Mubadala Citi DC Open – Men's singles.
Dan Evans def. Tallon Griekspoor, 7–5, 6–3See main article: 2023 Mubadala Citi DC Open – Women's singles.
Coco Gauff def. Maria Sakkari, 6–2, 6–3See main article: 2023 Mubadala Citi DC Open – Men's doubles.
Máximo González / Andrés Molteni def. Mackenzie McDonald / Ben Shelton, 6–7(4–7), 6–2, [10–8]See main article: 2023 Mubadala Citi DC Open – Women's doubles.
Monica Niculescu 6–4, 6–4| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | width=85 | Q | width=85 | Q2 | width=85 | Q1 |
| Men's singles[3] | 500 | 300 | 180 | 90 | 45 | 20 | 0 | 10 | 4 | 0 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Men's doubles | 0 | 45 | 25 | ||||||||||
| Women's singles | 470 | 305 | 185 | 100 | 55 | 1 | 25 | 13 | 1 | ||||
| Women's doubles | 1 |
| width=130 bgcolor=dfe2e9 | Event | width=80 bgcolor=lime | W | width=85 bgcolor=thistle | F | width=85 bgcolor=ffff00 | SF | width=85 bgcolor=ffebcd | QF | width=85 bgcolor=afeeee | Round of 16 | width=85 bgcolor=afeeee | Round of 32 | width=85 bgcolor=afeeee | Round of 64 | width=85 | Q2 | width=85 | Q1 |
| style=background:#ededed | Men's singles | $353,455 | $188,505 | $97,785 | $51,055 | $26,905 | $14,725 | $7,855 | $4,125 | $2,355 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| style=background:#ededed | Men's doubles* | $123,770 | $65,980 | $33,380 | $16,690 | $8,640 | |||||||||||||
| style=background:#ededed | Women's singles | $120,150 | $74,161 | $43,323 | $22,800 | $11,600 | $8,320 | $ | $6,830 | $4,090 | |||||||||
| style=background:#ededed | Women's doubles* | $40,100 | $24,300 | $13,900 | $7,200 | $4,350 |
The following players received wildcard entry into the singles main draw :
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Jérémy Chardy → replaced by Alexander Shevchenko
Nick Kyrgios → replaced by Michael Mmoh
Yosuke Watanuki Kei Nishikori → replaced by Sho Shimabukuro
Denis Shapovalov → replaced by 
Radu Albot
Mikael Ymer → replaced by Taro Daniel| Country | Player | Country | Player | Rank† | Seed | |
|---|---|---|---|---|---|---|
| United States | Rajeev Ram | United Kingdom | Joe Salisbury | 11 | 1 | |
| United States | Austin Krajicek | Mate Pavić | 23 | 2 | ||
| United Kingdom | Lloyd Glasspool |  Finland | Harri Heliövaara | 33 | 3 | |
| Marcelo Arévalo | Jean-Julien Rojer | 36 | 4 |
The following pairs received wildcard entry into the doubles main draw :
The following pair received entry from the qualifying draw:
Neal Skupski → replaced by Grigor Dimitrov / Nicolas Mahut| Country | Player | Rank† | Seed | |
|---|---|---|---|---|
| United States | Jessica Pegula | 4 | 1 | |
| France | Caroline Garcia | 5 | 2 | |
| United States | Coco Gauff | 7 | 3 | |
| Maria Sakkari | 9 | 4 | ||
| Daria Kasatkina | 11 | 5 | ||
| Belinda Bencic | 15 | 6 | ||
| United States | Madison Keys | 16 | 7 | |
| Liudmila Samsonova | 17 | 8 |
† Rankings are as of 24 July 2023.[5]
The following players received wildcard entry into the main draw :
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Paula Badosa → replaced by Sorana Cîrstea Sofia Kenin → replaced by Peyton Stearns Sloane Stephens| Country | Player | Country | Player | Rank† | Seed | |
|---|---|---|---|---|---|---|
| United States | Nicole Melichar-Martinez | Australia | Ellen Perez | 17 | 1 | |
| Japan | Shuko Aoyama | Canada | Gabriela Dabrowski | 38 | 2 | |
| Chan Hao-ching |  Mexico | Giuliana Olmos | 40 | 3 | ||
| Japan | Miyu Kato | Aldila Sutjiadi | 69 | 4 |
The following pairs received wildcard entry into the doubles main draw :
Clervie Ngounoue / Alycia Parks → replaced by Makoto Ninomiya / Sabrina Santamaria
Poland
Kazakhstan
