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2021 Citi Open – Singles
Jannik Sinner defeated Mackenzie McDonald in the final, 7–5, 4–6, 7–5 to win the singles tennis title at the 2021 Citi Open. With the victory, Sinner became the youngest player and first teenager on the ATP Tour to win an ATP 500 title since the category was created in 2009.
| Singles |
|---|
| 2021 Citi Open |
| Jannik Sinner |
| Mackenzie McDonald |
| 7–5, 4–6, 7–5 |
| 48 (6.mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}Q / 4WC) |
| 16 |
Jannik Sinner defeated Mackenzie McDonald in the final, 7–5, 4–6, 7–5 to win the singles tennis title at the 2021 Citi Open. With the victory, Sinner became the youngest player and first teenager on the ATP Tour to win an ATP 500 title since the category was created in 2009.
Nick Kyrgios was the reigning champion from when the tournament was last held in 2019, but lost in the first round to McDonald.
All seeds receive a bye into the second round.
Click on the seed number of a player to go to their draw section.
Key
- Main draw
- Qualifying draw
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