| 2023 Svijany Open | |
|---|---|
| Date | 31 July – 6 August |
| Edition | 10th |
| Location | Liberec, Czech Republic |
| Champions | |
| Singles | |
 Francisco Comesaña | |
| Doubles | |
 Petr Nouza / Andrew Paulson | |
The 2023 Svijany Open was a professional tennis tournament played on clay courts. It was the 10th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Liberec, Czech Republic between 31 July and 6 August 2023.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| CZE | Tomáš Macháč | 109 | 1 |
 SVK | Lukáš Klein | 153 | 2 |
| CZE | Dalibor Svrčina | 167 | 3 |
 IND | Sumit Nagal | 178 | 4 |
 ITA | Riccardo Bonadio | 192 | 5 |
| SVK | Norbert Gombos | 197 | 6 |
| CZE | Jakub Menšík | 200 | 7 |
| ARG | Francisco Comesaña | 238 | 8 |
The following players received wildcards into the singles main draw:
Hynek Bartoň Andrew Paulson Jiří Veselý The following players received entry from the qualifying draw:
Constantin Bittoun Kouzmine Federico Agustín Gómez 
Kirill Kivattsev
Toby Kodat 
Àlex Martí Pujolràs Michael Vrbenský Francisco Comesaña def. Toby Kodat 6–2, 6–4. Petr Nouza / Andrew Paulson def. 
Neil Oberleitner / 
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