# Cincinnati Open 2021

Source: https://tennis-db.com/tournaments/265/cincinnati-open?season=2021
Tour: ATP

## Tournament info
- Category: Masters 1000
- Surface: Hard
- Location: Cincinnati, United States
- Start date: 2021-08-15
- End date: 2021-08-22
- Draw size: 56

## Champion
- Winner: Alexander Zverev
- Runner-up: Andrey Rublev
- Final score: 6-2 6-3

## Knockout results
### F
- Alexander Zverev d. Andrey Rublev 6-2 6-3

### SF
- Alexander Zverev d. Stefanos Tsitsipas 6-4 3-6 7-6(4)
- Andrey Rublev d. Daniil Medvedev 2-6 6-3 6-3

### QF
- Andrey Rublev d. Benoit Paire 6-2 3-6 6-3
- Stefanos Tsitsipas d. Felix Auger-Aliassime 6-2 5-7 6-1
- Alexander Zverev d. Casper Ruud 6-1 6-3
- Daniil Medvedev d. Pablo Carreno Busta 6-1 6-1

### R16
- Casper Ruud d. Diego Schwartzman 6-4 6-3
- Pablo Carreno Busta d. Hubert Hurkacz 7-6(6) 7-6(3)
- Felix Auger-Aliassime d. Matteo Berrettini 6-4 6-3
- Benoit Paire d. John Isner 7-6(1) 6-7(2) 6-1
- Alexander Zverev d. Guido Pella 6-2 6-3
- Stefanos Tsitsipas d. Lorenzo Sonego 5-7 6-3 6-4
- Andrey Rublev d. Gael Monfils 7-6(2) 7-6(5)
- Daniil Medvedev d. Grigor Dimitrov 6-3 6-3

### R32
- Casper Ruud d. Reilly Opelka 6-7(5) 6-0 7-6(4)
- Hubert Hurkacz d. Andy Murray 7-6(4) 6-3
- Grigor Dimitrov d. Alexander Bublik 6-3 7-5
- Diego Schwartzman d. Frances Tiafoe 6-1 4-6 6-4
- Matteo Berrettini d. Albert Ramos-Vinolas 6-7(5) 6-3 7-5
- Pablo Carreno Busta d. Dominik Koepfer 6-4 6-2
- Guido Pella d. Fabio Fognini 6-1 7-5
- Gael Monfils d. Alex de Minaur 6-3 7-5
- Benoit Paire d. Denis Shapovalov 6-3 4-6 7-5
- Andrey Rublev d. Marin Cilic 5-7 6-3 6-1
- Alexander Zverev d. Lloyd Harris 7-6(3) 6-2
- Lorenzo Sonego d. Tommy Paul 7-6(9) 6-2
- John Isner d. Jannik Sinner 5-7 7-6(4) 6-4
- Stefanos Tsitsipas d. Sebastian Korda 7-6(5) 6-3
- Felix Auger-Aliassime d. Karen Khachanov 6-7(5) 6-3 6-4
- Daniil Medvedev d. Mackenzie McDonald 6-2 6-2

### R64
- Tommy Paul d. Cristian Garin 4-6 6-3 6-4
- Lorenzo Sonego d. Carlos Alcaraz 6-3 7-6(6)
- Felix Auger-Aliassime d. Marton Fucsovics 7-6(0) 6-3
- Fabio Fognini d. Nikoloz Basilashvili 7-6(3) 6-3
- Jannik Sinner d. Federico Delbonis 6-2 7-5
- Alex de Minaur d. Filip Krajinovic 0-6 6-4 6-4
- Albert Ramos-Vinolas d. Taylor Fritz 4-6 6-4 6-4
- Guido Pella d. David Goffin 6-3 6-3
- Karen Khachanov d. Kevin Anderson 6-2 6-4
- Sebastian Korda d. Laslo Djere 6-4 6-4
- Lloyd Harris d. Yoshihito Nishioka 6-3 6-4
- Diego Schwartzman d. Daniel Evans 6-2 4-6 6-3
- Mackenzie McDonald d. Brandon Nakashima 7-5 6-2
- John Isner d. Cameron Norrie 4-6 7-6(5) 6-4
- Andy Murray d. Richard Gasquet 6-4 6-4
- Reilly Opelka d. Corentin Moutet 7-6(3) 4-6 6-4
- Marin Cilic d. Aslan Karatsev 7-5 6-3
- Gael Monfils d. Dusan Lajovic 7-6(0) 6-2
- Grigor Dimitrov d. Roberto Bautista Agut 6-3 6-4
- Benoit Paire d. Miomir Kecmanovic 5-7 6-3 6-2
- Frances Tiafoe d. Ugo Humbert 7-5 7-6(9)
- Alexander Bublik d. Marcos Giron 3-6 6-3 7-6(5)
- Hubert Hurkacz d. Alejandro Davidovich Fokina 6-1 6-7(3) 6-1
- Dominik Koepfer d. Jan-Lennard Struff 7-6(2) 5-7 6-3

## Stats
- Total matches: 76
- Players: 76

## Related news
- [Why Big Servers Keep Beating Andrey Rublev](https://tennis-db.com/news/9f451c055e975f3c8ca610a7905bd3cab1793094/why-big-servers-keep-beating-andrey-rublev) (Last Word On Tennis · 2026-06-17)
- [ATP Stuttgart Best Bets Including Alexander Bublik vs Taylor Fritz](https://tennis-db.com/news/f9a392d9972ca3f8f61a3e3863be63a58268ca09/atp-stuttgart-best-bets-including-alexander-bublik-vs-taylor-fritz) (Last Word On Tennis · 2026-06-10)

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Canonical URL: https://tennis-db.com/tournaments/265/cincinnati-open?season=2021
Data source: TennisDB (tennis-db.com)