Champ: | Alexander Zverev |
Runner: | Kevin Anderson |
Score: | 6–4, 6–4 |
Draw: | 48 (6 / 4) |
Seeds: | 16 |
Main Name: | Washington Open (tennis) Washington Open |
See main article: article and 2017 Citi Open.
Gaël Monfils was the defending champion, but lost in the second round to Yuki Bhambri.
Alexander Zverev won the title, defeating Kevin Anderson in the final, 6–4, 6–4.
All seeds received a bye into the second round.
The top two seeds receive a bye into the qualifying competition.