2023 Advantage Cars Prague Open

The 2023 Advantage Cars Prague Open was a tournament played on outdoor clay. It was the 30th edition for men and 18th for women, which were respectively part of the 2023 ATP Challenger Tour and the 2023 ITF Women's World Tennis Tour. It took place in Prague, Czech Republic between 1 and 7 May 2023.

Seeds

 * 1 Rankings are as of 24 April 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇲🇰 Kalin Ivanovski
 * 🇨🇿 Andrew Paulson
 * 🇨🇿 Dalibor Svrčina

The following players received entry into the singles main draw as special exempts:
 * 🇨🇿 Zdeněk Kolář
 * 🇭🇺 Máté Valkusz

The following player received entry into the singles main draw as an alternate:
 * 🇧🇷 Felipe Meligeni Alves

The following players received entry from the qualifying draw:
 * 🇬🇧 Jan Choinski
 * 🇦🇷 Federico Delbonis
 * 🇮🇹 Federico Gaio
 * 🇧🇬 Dimitar Kuzmanov
 * 🇪🇸 Pablo Llamas Ruiz
 * 🇺🇦 Vitaliy Sachko

Seeds

 * 1 Rankings are as of 24 April 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇿 Victoria Bervid
 * 🇨🇿 Lucie Havlíčková
 * 🇨🇿 Dominika Šalková
 * 🇨🇿 Tereza Valentová

The following player received entry using a special ranking:
 * 🇦🇺 Kaylah McPhee

The following player received entry as a special exempt:
 * 🇨🇿 Nikola Bartůňková
 * Veronika Erjavec

The following player received entry as a junior exempt:
 * Céline Naef

The following players received entry from the qualifying draw:
 * 🇷🇴 Ilona Georgiana Ghioroaie
 * Jasmijn Gimbrère
 * 🇫🇮 Anastasia Kulikova
 * 🇸🇰 Katarína Kužmová
 * 🇨🇿 Ivana Šebestová
 * 🇩🇪 Sarah-Rebecca Sekulic
 * 🇺🇦 Valeriya Strakhova
 * 🇮🇳 Karman Thandi

The following player received entry as a lucky loser:
 * 🇷🇴 Ilinca Amariei

Men's singles

 * Dominic Stricker def. 🇦🇹 Sebastian Ofner 7–6(9–7), 6–3.

Men's doubles

 * 🇨🇿 Petr Nouza / 🇨🇿 Andrew Paulson def. 🇨🇿 Jiří Barnat / 🇨🇿 Jan Hrazdil 6–4, 6–3.

Women's singles

 * Darja Semeņistaja def. 🇪🇸 Jéssica Bouzas Maneiro, 2–6, 6–3, 6–4

Women's doubles

 * 🇵🇱 Maja Chwalińska / 🇨🇿 Jesika Malečková def. 🇨🇿 Aneta Kučmová / 🇦🇺 Kaylah McPhee, 6–0, 7–6(7–5)