# 2023 Hall of Fame Open – Singles

Adrian Mannarino defeated Alex Michelsen in the final, 6–2, 6–4 to win the singles tennis title at the 2023 Hall of Fame Open. It was his third ATP Tour singles title.
Maxime Cressy was the defending champion, but lost in the first round to Michelsen.

## Seeds

The top four seeds received a bye into the second round.
* Tommy Paul (quarterfinals)
* Adrian Mannarino (champion)
* Ugo Humbert (semifinals)
* Mackenzie McDonald (quarterfinals)
* Maxime Cressy (first round)
* Max Purcell (first round)
* Jordan Thompson (quarterfinals)
* Corentin Moutet (second round)

## 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 |
| | John Isner | 6$^6$ | 4 | | | | |
| | Alex Michelsen | 7$^8$ | 6 | | | | |
| | Alex Michelsen | 7$^8$ | 6 | | Alex Michelsen | 2 | 4 |
| | | | | 2 | Adrian Mannarino | 6 | 6 |
| 3 | Ugo Humbert | 4 | 3 | 2 | Adrian Mannarino | 6 | 6 |
| 2 | Adrian Mannarino | 6 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | T Paul | 6 | 6 | | | | | | | | | |
| WC | E Quinn | 6 | 6 | | WC | E Quinn | 4 | 2 | | | | | | | | | |
| Q | M Sasikumar | 3 | 1 | | | | | | | 1 | T Paul | 6 | 3 | 6$^4$ | | | |
| | J Isner | 6 | 2 | 6 | | | | | | | J Isner | 4 | 6 | 7$^7$ | | | |
| Q | A Bolt | 4 | 6 | 3 | | J Isner | 6 | 6 | | | | | | | | | |
| WC | E Spizzirri | 6$^7$ | 0 | | 8 | C Moutet | 3 | 4 | | | | | | | | | |
| 8 | C Moutet | 7$^9$ | 6 | | | | | | | | | | | | J Isner | 6$^6$ | 4 |
| | | | | | | | | | | | | | | | A Michelsen | 7$^8$ | 6 |
| | | | | | 4 | M McDonald | 6 | 7$^7$ | | | | | | | | | |
| Q | L Tu | 6 | 7$^8$ | | Q | L Tu | 4 | 6$^5$ | | | | | | | | | |
| | A Vukic | 3 | 6$^6$ | | | | | | | 4 | M McDonald | 3 | 3 | | | | |
| | J Duckworth | 5 | 6 | 7 | | | | | | | A Michelsen | 6 | 6 | | | | |
| | C Lestienne | 7 | 4 | 5 | | J Duckworth | 6 | 3 | 0 | | | | | | | | |
| | A Michelsen | 6$^5$ | 6 | 7 | | A Michelsen | 4 | 6 | 6 | | | | | | | | |
| 5 | M Cressy | 7$^7$ | 4 | 5 | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 6 | M Purcell | 4 | 1 | | | | | | | | | | | | | |
| | G Brouwer | 6 | 6 | | G Brouwer | 3 | 6$^6$ | | | | | | | | | |
| | G Diallo | 3 | 2 | WC | K Anderson | 6 | 7$^8$ | | | | | | | | | |
| WC | K Anderson | 6 | 6 | | | | | WC | K Anderson | 2 | 4 | | | | | |
| Q | Y-s Chung | 2 | 3 | | | | | 3 | U Humbert | 6 | 6 | | | | | |
| | S Johnson | 6 | 6 | | S Johnson | 4 | 4 | | | | | | | | | |
| | | | | 3 | U Humbert | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | 3 | U Humbert | 4 | 3 |
| 7 | J Thompson | 6 | 6 | | | | | | | | | | 2 | A Mannarino | 6 | 6 |
| | A Kovacevic | 0 | 1 | 7 | J Thompson | 6 | 6 | | | | | | | | | |
| | L Broady | 6 | 7 | | L Broady | 2 | 2 | | | | | | | | | |
| | S Mochizuki | 1 | 5 | | | | | 7 | J Thompson | 0 | 7$^7$ | 2 | | | | |
| | A Shelbayh | 3 | 4 | | | | | 2 | A Mannarino | 6 | 6$^4$ | 6 | | | | |
| | R Hijikata | 6 | 6 | | R Hijikata | 3 | 4 | | | | | | | | | |
| | | | | 2 | A Mannarino | 6 | 6 | | | | | | | | | |

## Qualifying
### Seeds

* Altuğ Çelikbilek (qualifying competition)
* Beibit Zhukayev (qualifying competition)
* Li Tu (qualified)
* Skander Mansouri (qualifying competition)
* Chung Yun-seong (qualified)
* Evan Zhu (first round)
* Illya Marchenko (qualifying competition)
* Alex Bolt (qualified)

### Qualifiers

* Mukund Sasikumar
* Chung Yun-seong
* Li Tu
* Alex Bolt

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Altuğ Çelikbilek | 6 | 7$^7$ | | | | | |
| WC | Alafia Ayeni | 2 | 6$^5$ | | | | | |
| WC | Alafia Ayeni | 2 | 6$^5$ | | 1 | Altuğ Çelikbilek | 5 | 3 |
| | | | | | | Mukund Sasikumar | 7 | 6 |
| | Mukund Sasikumar | 4 | 6 | 6 | | Mukund Sasikumar | 7 | 6 |
| 6 | Evan Zhu | 6 | 2 | 3 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Beibit Zhukayev | 6$^4$ | 6 | 6 | | | | |
| | Jaimee Floyd Angele | 7$^7$ | 4 | 4 | | | | |
| | Jaimee Floyd Angele | 7$^7$ | 4 | 4 | 2 | Beibit Zhukayev | 4 | 3 |
| | | | | | 5 | Chung Yun-seong | 6 | 6 |
| WC | Gage Brymer | 3 | 6$^8$ | | 5 | Chung Yun-seong | 6 | 6 |
| 5 | Chung Yun-seong | 6 | 7$^{10}$ | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Li Tu | 6 | 6$^4$ | 6 | | | | |
| | Matija Pecotić | 3 | 7$^7$ | 2 | | | | |
| | Matija Pecotić | 3 | 7$^7$ | 2 | 3 | Li Tu | 6 | 6 |
| | | | | | 7 | Illya Marchenko | 3 | 2 |
| | Donald Young | 1 | 3 | | 7 | Illya Marchenko | 3 | 2 |
| 7 | Illya Marchenko | 6 | 6 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Skander Mansouri | 6 | 7 | | | | |
| PR | Peter Polansky | 2 | 5 | | | | |
| PR | Peter Polansky | 2 | 5 | 4 | Skander Mansouri | 4 | 1 |
| | | | | 8 | Alex Bolt | 6 | 6 |
| | Ramkumar Ramanathan | 3 | 3 | 8 | Alex Bolt | 6 | 6 |
| 8 | Alex Bolt | 6 | 6 | | | | |