| 2023 San Marino Open | |
|---|---|
| Date | 31 July – 6 August |
| Edition | 30th |
| Location | City of San Marino, San Marino |
| Champions | |
| Singles | |
 Jaume Munar | |
| Doubles | |
 Ivan Liutarevich /  Vladyslav Manafov | |
The 2023 San Marino Open was a professional tennis tournament played on clay courts. The 30th edition of the tournament, which was part of the 2023 ATP Challenger Tour, took place in City of San Marino, San Marino between 31 July and 6 August 2023.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 FRA | Alexandre Müller | 81 | 1 |
| ESP | Jaume Munar | 104 | 2 |
 BEL | David Goffin | 111 | 3 |
 ITA | Fabio Fognini | 137 | 4 |
| ITA | Flavio Cobolli | 148 | 5 |
| BEL | Kimmer Coppejans | 163 | 6 |
 CZE | Zdeněk Kolář | 168 | 7 |
 AUS | Marc Polmans | 170 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Enrico Dalla Valle Kyrian Jacquet Marcello Serafini Carlos Taberner 
Valentin Vacherot Alexander Weis Jaume Munar def. Andrea Pellegrino 6–4, 6–1. Ivan Liutarevich / Vladyslav Manafov def. Théo Arribagé / Luca Sanchez 6–4, 7–6(10–8).The 2010 San Marino CEPU Open was a professional tennis tournament played on outdoor red clay courts. It was the twenty second edition of the tournament which is part of the Tretorn SERIE+ of the 2010 ATP Challenger Tour. It took place in City of San Marino, San Marino between 2 and 8 August 2010.
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