The 2023 Libéma Open was a professional tennis tournament played on the outdoor grass courts at Autotron Rosmalen in Rosmalen, 's-Hertogenbosch, Netherlands from 12 to 18 June 2023. It was the 32nd edition of the Rosmalen Grass Court Championships and was classified as an ATP 250 event on the men's 2023 ATP Tour and a WTA 250 event on the women's 2023 WTA Tour.
See main article: 2023 Libéma Open – Men's singles.
Jordan Thompson, 6–7(4–7), 7–6(7–3), 6–3See main article: 2023 Libéma Open – Women's singles.
Neal Skupski def. 
Gonzalo Escobar / 
Aleksandr Nedovyesov, 7–6(7–1), 6–2See main article: 2023 Libéma Open – Women's doubles.
Shuko Aoyama / Ena Shibahara def. 
Viktória Hrunčáková / Tereza Mihalíková, 6–3, 6–3| Event | W | F | SF | QF | R16 | R32 | width=40 | Q | width=40 | Q2 | width=40 | Q1 |
| Men's singles[1] | 250 | 150 | 90 | 45 | 20* | 0 | 12 | 6 | 0 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Men's doubles | 0 | |||||||||||
| Women's singles | 280 | 180 | 110 | 60 | 30 | 1 | 18 | 12 | 1 | |||
| Women's doubles | 1 |
| Event | W | F | SF | QF | Round of 16 | Round of 32 | width=85 | Q2 | width=85 | Q1 |
| Men's singles | €102,460 | €59,760 | €35,135 | €20,360 | €11,825 | €7,225 | €3,610 | €1,970 | ||
| Men's doubles* | €35,600 | €19,040 | €11,160 | €6,240 | €3,680 |
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Daniil Medvedev | 2 | 1 | ||
 Italy | Jannik Sinner | 9 | 2 | |
| Borna Ćorić | 16 | 3 | ||
| Australia | Alex de Minaur | 19 | 4 | |
 Serbia | Miomir Kecmanović | 37 | 5 | |
| Tallon Griekspoor | 39 | 6 | ||
 France | Ugo Humbert | 40 | 7 | |
 United States | Maxime Cressy | 44 | 8 |
The following players received wildcards into the main draw:
The following player received entry using a protected ranking into the main draw:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Félix Auger-Aliassime → replaced by Marc-Andrea Hüsler
Roberto Bautista Agut → replaced by Jason Kubler Pablo Carreño Busta → replaced by Alexei Popyrin Jordan Thompson Rinky Hijikata Bernabé Zapata Miralles → replaced by Ilya Ivashka| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Wesley Koolhof | United Kingdom | Neal Skupski | 2 | 1 | ||
| Marcelo Arévalo | Jean-Julien Rojer | 12 | 2 | |||
| Hugo Nys |  Poland | Jan Zieliński | 26 | 3 | ||
| Australia | Rinky Hijikata | Australia | Jason Kubler | 61 | 4 |
The following pairs received wildcards into the doubles main draw:
Jérémy Chardy / Fabrice Martin → replaced by Brandon Nakashima / 
Emil Ruusuvuori Maxime Cressy / Adrian Mannarino → replaced by Maxime Cressy / Fabrice Martin Alex de Minaur / Max Purcell → replaced by Alex de Minaur / Jordan Thompson
Sander Gillé / Joran Vliegen → replaced by Gonzalo Escobar / Aleksandr Nedovyesov Mackenzie McDonald / Botic van de Zandschulp → replaced by Alexander Bublik / Mackenzie McDonald| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Veronika Kudermetova | 11 | 1 | ||
| Liudmila Samsonova | 15 | 2 | ||
| Victoria Azarenka | 18 | 3 | ||
| Ekaterina Alexandrova | 23 | 4 | ||
| Belgium | ||||
| Canada | Bianca Andreescu | 42 | 6 | |
| Aliaksandra Sasnovich | 51 | 7 | ||
| United States | Caty McNally | 57 | 8 |
The following players received wildcards into the main draw:
The following player received entry using a protected ranking into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Paula Badosa → replaced by Polina Kudermetova
Yuan Yue Anna Blinkova → replaced by Kimberly Birrell
Marie Bouzková → replaced by Jessika Ponchet Viktória Hrunčáková Priscilla Hon Katie Volynets Elise Mertens → replaced by Sachia Vickery Karolína Muchová → replaced by Greet Minnen Shelby Rogers → replaced by Lucrezia Stefanini Zheng Qinwen → replaced by 
Dalma Gálfi| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Belgium | Elise Mertens | Demi Schuurs | 22 | 1 | ||
| United States | Nicole Melichar-Martinez | Australia | Ellen Perez | 29 | 2 | |
| Japan | Shuko Aoyama | Japan | Ena Shibahara | 41 | 3 | |
| Veronika Kudermetova | Liudmila Samsonova | 63 | 4 |
The following pairs received wildcards into the doubles main draw:
