| Singles | |
|---|---|
| 2023 Sardegna Open | |
| Champion |  Ugo Humbert |
| Runner-up |  Laslo Djere |
| Score | 4–6, 7–5, 6–4 |
Lorenzo Sonego was the defending champion [1] but chose not to defend his title.
Ugo Humbert won the title after defeating Laslo Djere 4–6, 7–5, 6–4 in the final.
The top four seeds received a bye into the second round.
Yoshihito Nishioka (second round)
Ben Shelton (semifinals) Mackenzie McDonald (second round) Laslo Djere (final)
Diego Schwartzman (first round) Ugo Humbert (champion)
Marco Cecchinato (withdrew)
Thiago Monteiro (first round, retired)| Semifinals | Final | ||||||||||||
 Daniel Elahi Galán | 2 | 63 | |||||||||||
| 6 | Ugo Humbert | 6 | 77 | ||||||||||
| 6 | Ugo Humbert | 4 | 7 | 6 | |||||||||
| 4 | Laslo Djere | 6 | 5 | 4 | |||||||||
| 4 | Laslo Djere | 3 | 6 | 6 | |||||||||
| 2 | Ben Shelton | 6 | 3 | 4 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Y Nishioka | 6 | 1 | 4 | |||||||||||||||||||||||
| WC | F Cobolli | 7 | 1 | 2 | DE Galán | 2 | 6 | 6 | |||||||||||||||||||
| DE Galán | 5 | 6 | 6 | DE Galán | 6 | 4 | 6 | ||||||||||||||||||||
| Q | S Travaglia | 3 | 78 | 4 |  B Gojo | 3 | 6 | 3 | |||||||||||||||||||
| B Gojo | 6 | 66 | 6 | B Gojo | 6 | 7 | |||||||||||||||||||||
| Y Watanuki | 6 | 4 | Y Watanuki | 4 | 5 | ||||||||||||||||||||||
| 8 | T Monteiro | 4 | 2r | DE Galán | 2 | 63 | |||||||||||||||||||||
| 6 | U Humbert | 6 | 77 | ||||||||||||||||||||||||
| 3 | M McDonald | 2 | 3 | ||||||||||||||||||||||||
| A Kovacevic | 1 | 6 | 1 | T Daniel | 6 | 6 | |||||||||||||||||||||
| T Daniel | 6 | 4 | 6 | T Daniel | 713 | 67 | 4 | ||||||||||||||||||||
| WC | F Maestrelli | 67 | 4 | 6 | U Humbert | 611 | 79 | 6 | |||||||||||||||||||
| LL | A Pellegrino | 79 | 6 | LL | A Pellegrino | 77 | 1 | 1r | |||||||||||||||||||
| Q | G Mager | 4 | 3 | 6 | U Humbert | 62 | 6 | 3 | |||||||||||||||||||
| 6 | U Humbert | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| Q | A Giannessi | 3 | 79 | 6 | |||||||||||||||||||||||
| F Passaro | 6 | 67 | 4 | Q | A Giannessi | 4 | 2 | ||||||||||||||||||||
 T Kokkinakis | 6 | 6 | T Kokkinakis | 6 | 6 | ||||||||||||||||||||||
 N Basilashvili | 4 | 3 | T Kokkinakis | 6 | 1 | 1 | |||||||||||||||||||||
| Q |  S Diez | 62 | 4 | 4 | L Djere | 3 | 6 | 6 | |||||||||||||||||||
| Alt |  J Kovalík | 77 | 6 | Alt | J Kovalík | 4 | 2 | ||||||||||||||||||||
| 4 | L Djere | 6 | 6 | ||||||||||||||||||||||||
| 4 | L Djere | 3 | 6 | 6 | |||||||||||||||||||||||
| 5 | D Schwartzman | 6 | 2 | 3 | 2 | B Shelton | 6 | 3 | 4 | ||||||||||||||||||
| Alt | M Bellucci | 2 | 6 | 6 | Alt | M Bellucci | 2 | 0 | |||||||||||||||||||
| WC | A Vavassori | 60 | 6 | 4 | G Zeppieri | 6 | 6 | ||||||||||||||||||||
| G Zeppieri | 77 | 4 | 6 | G Zeppieri | 4 | 6 | 5 | ||||||||||||||||||||
| Alt | L Nardi | 3 | 6 | 4 | 2 | B Shelton | 6 | 4 | 7 | ||||||||||||||||||
| Alt |  F Marozsán | 6 | 4 | 6 | Alt | F Marozsán | 4 | 66 | |||||||||||||||||||
| 2 | B Shelton | 6 | 78 | ||||||||||||||||||||||||
Jiří Veselý was the defending champion and successfully defended his title, defeating Laslo Djere in the final, 6–4, 6–2.
Pablo Cuevas was the last edition champion, but he chose to defend another of his previous title in Båstad which was held simultaneously with the Croatia Open Umag this year.
Pablo Andújar was the defending champion, but lost to Thomaz Bellucci in the quarterfinals.
Norbert Gombos was the defending champion but lost in the first round to Luca Vanni.
Lorenzo Sonego was the defending champion but lost in the first round to Constant Lestienne.
Yannick Hanfmann was the defending champion but chose not to defend his title.
Corentin Moutet was the defending champion but lost in the second round to Julien Benneteau.
Elias Ymer was the defending champion and successfully defended his title, defeating Yannick Maden 6–3, 7–6(7–5) in the final.
Uladzimir Ignatik was the defending champion but lost in the second round to Ugo Humbert.
Roberto Bautista Agut was the defending champion, but withdrew before the tournament began.
Fabio Fognini defeated Dušan Lajović in the final, 6–3, 6–4 to win the singles tennis title at the 2019 Monte-Carlo Masters. It was his first ATP Tour Masters 1000 title.
Damir Džumhur was the defending champion, but retired from his quarterfinal match against Jordan Thompson.
Daniil Medvedev was the defending champion, but chose not to participate this year.
The Murray River Open was a new addition to the ATP Tour in 2021.
Gaël Monfils was the defending champion, but chose not to defend his title.
Lorenzo Sonego defeated defending champion Laslo Đere in the final, 2–6, 7–6(7–5), 6–4 to win the men's singles title at the 2021 Sardegna Open. With the victory, Sonego became the first Italian in 15 years to capture an ATP Tour title on home soil.
Jo-Wilfried Tsonga was the reigning champion from when the tournament was last held in 2019, but chose not to participate this year.
Kevin Krawietz and Andreas Mies defeated Wesley Koolhof and Neal Skupski in the final, 6–7(3–7), 7–6(7–5), [10–6] to win the doubles tennis title at the 2022 Barcelona Open.
Matteo Berrettini defeated Andy Murray in the final, 6–4, 5–7, 6–3 to win the singles tennis title at the 2022 Stuttgart Open.
Lorenzo Sonego defeated Alexander Bublik in the final, 7–6(7–3), 6–2 to win the singles tennis title at the 2022 Moselle Open.