This article shows the results of the qualifying rounds for the Men's Citi Open 2016 . For the tournament in the ATP World Tour 500 category , six players qualified in singles or a pairing in doubles, each of which was determined in two rounds. A total of 20 players and four pairings took part in the qualification, which took place on July 16-17, 2016. The four top seeded players had a bye for the second round.