| Singles | |
|---|---|
| 2023 Open de Rennes | |
| Champion |  Maxime Cressy |
| Runner-up |  Benjamin Bonzi |
| Score | 6–3, 2–0 ret. |
Ugo Humbert was the defending champion [1] but chose not to defend his title.
Maxime Cressy won the title after Benjamin Bonzi retired trailing 3–6, 0–2 in the final.
Richard Gasquet (quarterfinals) Grégoire Barrère (semifinals) Quentin Halys (first round) Corentin Moutet (second round) Constant Lestienne (first round)
Radu Albot (quarterfinals)
Liam Broady (first round) Benjamin Bonzi (final, retired)| Semifinals | Final | ||||||||||||
| 8 | Benjamin Bonzi | 6 | 6 | ||||||||||
| Q | Matteo Martineau | 4 | 4 | ||||||||||
| 8 | Benjamin Bonzi | 3 | 0r | ||||||||||
| Maxime Cressy | 6 | 2 | |||||||||||
| Maxime Cressy | 77 | 77 | |||||||||||
| 2 | Grégoire Barrère | 63 | 64 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | R Gasquet | 7 | 6 | ||||||||||||||||||||||||
| Jules Marie | 5 | 3 | 1 | R Gasquet | 6 | 7 | |||||||||||||||||||||
 L Nardi | 4 | 6 | 1 | Alt | M Guinard | 3 | 5 | ||||||||||||||||||||
| Alt | M Guinard | 6 | 3 | 6 | 1 | R Gasquet | 65 | 0 | |||||||||||||||||||
 G Onclin | 6 | 6 | 8 | B Bonzi | 77 | 6 | |||||||||||||||||||||
| G Zeppieri | 2 | 2 | G Onclin | 1 | 2 | ||||||||||||||||||||||
| Q | Maxence Beaugé | 63 | 1 | 8 | B Bonzi | 6 | 6 | ||||||||||||||||||||
| 8 | B Bonzi | 77 | 6 | 8 | B Bonzi | 6 | 6 | ||||||||||||||||||||
| 3 | Q Halys | 77 | 4 | 3 | Q | M Martineau | 4 | 4 | |||||||||||||||||||
| A Escoffier | 65 | 6 | 6 | A Escoffier | 5 | 710 | 2 | ||||||||||||||||||||
| Alt |  A Shelbayh | 0 | 1 | Q | M Martineau | 7 | 68 | 6 | |||||||||||||||||||
| Q | M Martineau | 6 | 6 | Q | M Martineau | 2 | |||||||||||||||||||||
| T Droguet | 6 | 2 | 6 | PR | L Pouille | 2r | |||||||||||||||||||||
| WC | D Added | 1 | 6 | 4 | T Droguet | 4 | 2 | ||||||||||||||||||||
| PR | L Pouille | 6 | 3 | 6 | PR | L Pouille | 6 | 6 | |||||||||||||||||||
| 5 | C Lestienne | 2 | 6 | 1 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | L Broady | 4 | 4 | ||||||||||||||||||||||||
| Z Bergs | 6 | 6 | Z Bergs | 5 | 3 | ||||||||||||||||||||||
 M Neuchrist | 4 | 2 | M Bellucci | 7 | 6 | ||||||||||||||||||||||
| M Bellucci | 6 | 6 | M Bellucci | 62 | 5 | ||||||||||||||||||||||
| M Cressy | 77 | 77 | M Cressy | 77 | 7 | ||||||||||||||||||||||
| Em Nava | 62 | 64 | M Cressy | 77 | 6 | ||||||||||||||||||||||
| LL |  E Coulibaly | 4 | 1 | 4/WC | C Moutet | 61 | 2 | ||||||||||||||||||||
| 4/WC | C Moutet | 6 | 6 | M Cressy | 77 | 77 | |||||||||||||||||||||
| 6 | R Albot | 6 | 6 | 2 | G Barrère | 63 | 64 | ||||||||||||||||||||
 M Lajal | 1 | 2 | 6 | R Albot | 6 | 77 | |||||||||||||||||||||
| Q | G Debru | 3 | 3 | WC | L Poullain | 3 | 62 | ||||||||||||||||||||
| WC | Lucas Poullain | 6 | 6 | 6 | R Albot | 2 | 2 | ||||||||||||||||||||
| Q |  A Moro Cañas | 2 | 6 | 7 | 2 | G Barrère | 6 | 6 | |||||||||||||||||||
| Q |  A Vatutin | 6 | 1 | 5 | Q | A Moro Cañas | 3 | 6 | 3 | ||||||||||||||||||
| Q |  K Żuk | 3 | 1 | 2 | G Barrère | 6 | 4 | 6 | |||||||||||||||||||
| 2 | G Barrère | 6 | 6 | ||||||||||||||||||||||||
Kyle Edmund and Frederico Ferreira Silva were the defending champions, but were not eligible to compete this year.
Benjamin Bonzi and Quentin Halys were the defending champions, but were not eligible to compete this year.
Ken and Neal Skupski were the defending champions, but lost in the quarterfinals to Benjamin Bonzi and Antoine Hoang.
Kevin Krawietz and Andreas Mies were the defending champions and successfully defended their title, defeating Mate Pavić and Bruno Soares in the final, 6–3, 7–5.
This was the second edition of the tournament. There was no defending champion as the tournament was canceled at the quarterfinals stage due to the COVID-19 pandemic.
Aslan Karatsev was the defending champion but chose not to defend his title.
Nicola Kuhn was the defending champion but chose not to defend his title.
Arthur Rinderknech was the defending champion but lost in the semifinals to Benjamin Bonzi.
Mikael Ymer was the defending champion but chose not to defend his title.
Andrey Rublev was the defending champion, but lost in the quarterfinals to Botic van de Zandschulp.
Ruben Bemelmans was the defending champion but lost in the quarterfinals to Zizou Bergs.
Andrey Rublev defeated Félix Auger-Aliassime in the final, 7–5, 7–6(7–4) to win the singles title at the 2022 Open 13 Provence.
Defending champion Stefanos Tsitsipas defeated Alejandro Davidovich Fokina in the final, 6–3, 7–6(7–3) to win the singles tennis title at the 2022 Monte-Carlo Masters. He became the sixth player to win consecutive titles at the Monte-Carlo Masters in the Open Era. The win also earned him his second Masters 1000 title and his eighth career singles title overall.
Benjamin Bonzi was the defending champion but chose not to defend his title.
Carlos Taberner was the defending champion but chose not to defend his title.
Benjamin Bonzi was the defending champion but chose not to defend his title.
Benjamin Bonzi was the defending champion but chose not to defend his title.
Benjamin Bonzi was the defending champion but chose not to defend his title.
Benjamin Bonzi was the defending champion but chose not to defend his title.
Mattia Bellucci was the defending champion but lost in the first round to Emilio Nava.