# 2023 U.S. Men's Clay Court Championships – Singles

Frances Tiafoe defeated Tomás Martín Etcheverry in the final, 7–6$^{(7–1)}$, 7–6$^{(8–6)}$ to win the singles tennis title at the 2023 U.S. Men's Clay Court Championships. It was Tiafoe's first ATP Tour title in five years.
Reilly Opelka was the reigning champion, but could not defend his title due to injury.
Rain disrupted play midway through the tournament, causing several second round matches and all quarterfinals to be moved to Saturday, with the semifinals and final played on Sunday.

## Seeds

The top four seeds received a bye into the second round.
* Frances Tiafoe (champion)
* Tommy Paul (second round)
* Brandon Nakashima (withdrew)
* John Isner (second round)
* J. J. Wolf (quarterfinals)
* Jason Kubler (quarterfinals)
* Marcos Giron (second round)
* Tomás Martín Etcheverry (final)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Frances Tiafoe | 6 | 6 | | | | |
| | Gijs Brouwer | 4 | 1 | | | | |
| | Gijs Brouwer | 4 | 1 | 1 | Frances Tiafoe | 7$^7$ | 7$^8$ |
| | | | | 8 | Tomás Martín Etcheverry | 6$^1$ | 6$^6$ |
| 8 | Tomás Martín Etcheverry | 6 | 6 | 8 | Tomás Martín Etcheverry | 6$^1$ | 6$^6$ |
| Q | Yannick Hanfmann | 3 | 4 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | F Tiafoe | 6 | 6 | | | | | | | | |
| WC | S Johnson | 7$^7$ | 1 | 6 | WC | S Johnson | 2 | 4 | | | | | | | | |
| | F Bagnis | 6$^5$ | 6 | 1 | | | | | 1 | F Tiafoe | 6 | 6 | | | | |
| | DE Galán | 6 | 6 | | | | | | 6 | J Kubler | 4 | 4 | | | | |
| | Z Zhang | 2 | 3 | | | DE Galán | 4 | 2 | | | | | | | | |
| WC | F Verdasco | 6$^7$ | 0 | | 6 | J Kubler | 6 | 6 | | | | | | | | |
| 6 | J Kubler | 7$^9$ | 6 | | | | | | | | | | 1 | F Tiafoe | 6 | 6 |
| | | | | | | | | | | | | | | G Brouwer | 4 | 1 |
| | | | | | 4 | J Isner | 4 | 6$^4$ | | | | | | | | |
| | A Kovacevic | 4 | 4 | | | G Brouwer | 6 | 7$^7$ | | | | | | | | |
| | G Brouwer | 6 | 6 | | | | | | | G Brouwer | 6 | 6 | | | | |
| Q | A Vukic | 4 | 6 | 4 | | | | | 5 | JJ Wolf | 3 | 4 | | | | |
| | D Kudla | 6 | 4 | 6 | | D Kudla | 4 | 1 | | | | | | | | |
| | J Thompson | 3 | 2 | | 5 | JJ Wolf | 6 | 6 | | | | | | | | |
| 5 | JJ Wolf | 6 | 6 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | TM Etcheverry | 6 | 6 | | | | | | | | | | | | | | |
| | JM Cerúndolo | 3 | 4 | | 8 | TM Etcheverry | 7$^7$ | 6 | | | | | | | | | |
| | M Purcell | 6 | 3 | 6 | | M Purcell | 6$^5$ | 1 | | | | | | | | | |
| | D Altmaier | 4 | 6 | 3 | | | | | 8 | TM Etcheverry | 6 | 6$^2$ | 6 | | | | |
| | H Dellien | 3 | 0 | | | | | | | C Garín | 1 | 7$^7$ | 3 | | | | |
| | C Garín | 6 | 6 | | | C Garín | 7$^7$ | 7$^7$ | | | | | | | | | |
| | | | | | LL | Z Bergs | 6$^4$ | 6$^1$ | | | | | | | | | |
| | | | | | | | | | | | | | | 8 | TM Etcheverry | 6 | 6 |
| 7 | M Giron | 6 | 6 | | | | | | | | | | | Q | Y Hanfmann | 3 | 4 |
| | E Gómez | 0 | 2 | | 7 | M Giron | 4 | 4 | | | | | | | | | |
| Q | T Macháč | 6 | 6 | | Q | T Macháč | 6 | 6 | | | | | | | | | |
| WC | J Sock | 2 | 4 | | | | | | Q | T Macháč | 2 | 1 | | | | | |
| Q | Y Hanfmann | 6 | 3 | 6 | | | | | Q | Y Hanfmann | 6 | 6 | | | | | |
| Q | Y Watanuki | 4 | 6 | 2 | Q | Y Hanfmann | 7$^8$ | 6 | | | | | | | | | |
| | | | | | 2 | T Paul | 6$^6$ | 2 | | | | | | | | | |

## Qualifying
### Seeds

* Yosuke Watanuki (qualified)
* Rinky Hijikata (first round)
* Yannick Hanfmann (qualified)
* Zizou Bergs (qualifying competition, lucky loser)
* Tomáš Macháč (qualified)
* Alejandro Tabilo (first round)
* Facundo Díaz Acosta (qualifying competition)
* Felipe Meligeni Alves (qualifying competition)

### Qualifiers

* Yosuke Watanuki
* Tomáš Macháč
* Yannick Hanfmann
* Aleksandar Vukic

### Lucky loser

* Zizou Bergs

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Yosuke Watanuki | 7$^7$ | 6 | | | | | |
| WC | Matija Pecotić | 6$^4$ | 4 | | | | | |
| WC | Matija Pecotić | 6$^4$ | 4 | 1 | Yosuke Watanuki | 7 | 5 | 6 |
| | | | | 8 | Felipe Meligeni Alves | 5 | 7 | 4 |
| | Shang Juncheng | 6$^3$ | 1$^r$ | 8 | Felipe Meligeni Alves | 5 | 7 | 4 |
| 8 | Felipe Meligeni Alves | 7$^7$ | 4 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Rinky Hijikata | 7$^7$ | 3 | 2 | | | | |
| | Brandon Holt | 6$^4$ | 6 | 6 | | | | |
| | Brandon Holt | 6$^4$ | 6 | 6 | | Brandon Holt | 2 | 4 |
| | | | | | 5 | Tomáš Macháč | 6 | 6 |
| Alt | Genaro Alberto Olivieri | 0 | 3 | | 5 | Tomáš Macháč | 6 | 6 |
| 5 | Tomáš Macháč | 6 | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Yannick Hanfmann | 6 | 6 | | | | |
| | Enzo Couacaud | 0 | 3 | | | | |
| | Enzo Couacaud | 0 | 3 | 3 | Yannick Hanfmann | 7 | 6 |
| | | | | 7 | Facundo Díaz Acosta | 5 | 2 |
| | Hong Seong-chan | 2 | 3 | 7 | Facundo Díaz Acosta | 5 | 2 |
| 7 | Facundo Díaz Acosta | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Zizou Bergs | 6 | 6 | | | | |
| WC | Zachary Svajda | 2 | 2 | | | | |
| WC | Zachary Svajda | 2 | 2 | 4 | Zizou Bergs | 2 | 3 |
| | | | | | Aleksandar Vukic | 6 | 6 |
| | Aleksandar Vukic | 6 | 7 | | Aleksandar Vukic | 6 | 6 |
| 6 | Alejandro Tabilo | 4 | 5 | | | | |