2023 ATP Lyon Open – Singles
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Arthur Fils defeated Francisco Cerúndolo in the final, 6–3, 7–5 to win the singles tennis title at the 2023 ATP Lyon Open. It was his first ATP Tour title.
Cameron Norrie was the defending champion, but lost in the semifinals to Cerúndolo.
Mikael Ymer was defaulted during his second-round match against Fils after he smashed the umpire's chair with his racket.
Seeds
The top four seeds receive a bye into the second round.
- Canada Félix Auger-Aliassime (quarterfinals, withdrew)
- United Kingdom Cameron Norrie (semifinals)
- United States Tommy Paul (quarterfinals)
- Argentina Francisco Cerúndolo (final)
- Serbia Miomir Kecmanović (second round)
- Argentina Sebastián Báez (quarterfinals)
- France Richard Gasquet (first round)
- United States Brandon Nakashima (semifinals)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Finals
| Semifinals | Final | ||||||||||||
| WC | France Arthur Fils | 7 | 4 | 77 | |||||||||
| 8 | United States Brandon Nakashima | 5 | 6 | 65 | |||||||||
| WC | France Arthur Fils | 6 | 7 | ||||||||||
| 4 | Argentina Francisco Cerúndolo | 3 | 5 | ||||||||||
| 4 | Argentina Francisco Cerúndolo | 6 | 6 | ||||||||||
| 2 | United Kingdom Cameron Norrie | 3 | 0 |
Top half
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1/WC | Canada F Auger-Aliassime | 7 | 6 | ||||||||||||||||||||||||
| Australia M Purcell | 4 | 78 | 1 | Q | Spain P Llamas Ruiz | 5 | 2 | ||||||||||||||||||||
| Q | Spain P Llamas Ruiz | 6 | 66 | 6 | 1/WC | Canada F Auger-Aliassime | |||||||||||||||||||||
| Q | China Z Zhang | 3 | 2 | WC | France A Fils | w/o | |||||||||||||||||||||
| WC | France A Fils | 6 | 6 | WC | France A Fils | 6 | |||||||||||||||||||||
| Sweden M Ymer | 6 | 7 | Sweden M Ymer | 5d | |||||||||||||||||||||||
| 7 | France R Gasquet | 3 | 5 | WC | France A Fils | 7 | 4 | 77 | |||||||||||||||||||
| 8 | United States B Nakashima | 5 | 6 | 65 | |||||||||||||||||||||||
| 3 | United States T Paul | 78 | 4 | 6 | |||||||||||||||||||||||
| France G Barrère | 6 | 6 | France G Barrère | 66 | 6 | 3 | |||||||||||||||||||||
| France C Moutet | 4 | 2 | 3 | United States T Paul | 3 | 64 | |||||||||||||||||||||
| France A Rinderknech | 6 | 6 | 8 | United States B Nakashima | 6 | 77 | |||||||||||||||||||||
| Q | South Africa L Harris | 4 | 2 | France A Rinderknech | 66 | 6 | 5 | ||||||||||||||||||||
| Argentina D Schwartzman | 5 | 3 | 8 | United States B Nakashima | 78 | 1 | 7 | ||||||||||||||||||||
| 8 | United States B Nakashima | 7 | 6 |
Bottom half
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | Serbia M Kecmanović | 6 | 6 | ||||||||||||||||||||||||
| LL | Spain O Roca Batalla | 1 | 3 | 5 | Serbia M Kecmanović | 4 | 5 | ||||||||||||||||||||
| United Kingdom J Draper | 6 | 6 | United Kingdom J Draper | 6 | 7 | ||||||||||||||||||||||
| France A Müller | 2 | 3 | United Kingdom J Draper | 6 | 4 | 3 | |||||||||||||||||||||
| Spain A Ramos Viñolas | 6 | 67 | 4 | 4 | Argentina F Cerúndolo | 4 | 6 | 6 | |||||||||||||||||||
| Peru JP Varillas | 3 | 79 | 6 | Peru JP Varillas | 2 | 0r | |||||||||||||||||||||
| 4 | Argentina F Cerúndolo | 6 | 0 | ||||||||||||||||||||||||
| 4 | Argentina F Cerúndolo | 6 | 6 | ||||||||||||||||||||||||
| 6 | Argentina S Báez | 6 | 77 | 2 | United Kingdom C Norrie | 3 | 0 | ||||||||||||||||||||
| Hungary M Fucsovics | 4 | 65 | 6 | Argentina S Báez | 3 | 7 | 6 | ||||||||||||||||||||
| WC | France G Monfils | 6 | 3 | 4 | Argentina P Cachin | 6 | 5 | 2 | |||||||||||||||||||
| Argentina P Cachin | 2 | 6 | 6 | 6 | Argentina S Báez | 2 | 6 | 1 | |||||||||||||||||||
| Belgium D Goffin | 6 | 6 | 2 | United Kingdom C Norrie | 6 | 2 | 6 | ||||||||||||||||||||
| Q | Spain Á López San Martín | 1 | 3 | Belgium D Goffin | 3 | 4 | |||||||||||||||||||||
| 2 | United Kingdom C Norrie | 6 | 6 |
Qualifying
Seeds
- China Zhang Zhizhen (qualified)
- France Hugo Grenier (first round)
- Australia Dane Sweeny (first round)
- Spain Pablo Llamas Ruiz (qualified)
- Argentina Hernán Casanova (first round)
- France Manuel Guinard (first round)
- Spain Oriol Roca Batalla (qualifying competition,lucky loser)
- Poland Daniel Michalski (first round)
Qualifiers
Lucky loser
Qualifying draw
First qualifier
| First round | Qualifying competition | ||||||||||||
| 1 | China Zhang Zhizhen | 77 | 6 | ||||||||||
| Alt | France Maxime Janvier | 64 | 2 | ||||||||||
| 1 | China Zhang Zhizhen | 6 | 68 | 6 | |||||||||
| 7 | Spain Oriol Roca Batalla | 2 | 710 | 1 | |||||||||
| WC | France Kyrian Jacquet | 4 | 7 | 2 | |||||||||
| 7 | Spain Oriol Roca Batalla | 6 | 5 | 6 |
Second qualifier
| First round | Qualifying competition | ||||||||||||
| 2 | France Hugo Grenier | 3 | 1 | ||||||||||
| Alt | France Ugo Blanchet | 6 | 6 | ||||||||||
| Alt | France Ugo Blanchet | 3 | 3 | ||||||||||
| Spain Álvaro López San Martín | 6 | 6 | |||||||||||
| Spain Álvaro López San Martín | 6 | 6 | |||||||||||
| 5 | Argentina Hernán Casanova | 3 | 0 |
Third qualifier
| First round | Qualifying competition | ||||||||||||
| 3 | Australia Dane Sweeny | 4 | 1 | ||||||||||
| Kazakhstan Beibit Zhukayev | 6 | 6 | |||||||||||
| Kazakhstan Beibit Zhukayev | 3 | 2 | |||||||||||
| South Africa Lloyd Harris | 6 | 6 | |||||||||||
| South Africa Lloyd Harris | 3 | 6 | 6 | ||||||||||
| 6 | France Manuel Guinard | 6 | 4 | 1 |
Fourth qualifier
| First round | Qualifying competition | ||||||||||||
| 4 | Spain Pablo Llamas Ruiz | 2 | 6 | 6 | |||||||||
| Alt | Argentina Guido Andreozzi | 6 | 1 | 2 | |||||||||
| 4 | Spain Pablo Llamas Ruiz | 79 | 6 | ||||||||||
| WC | France Matteo Martineau | 67 | 3 | ||||||||||
| WC | France Matteo Martineau | 6 | 6 | ||||||||||
| 8 | Poland Daniel Michalski | 3 | 4 |