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.

Men's singles main draw entrants

¹ Rankings are as of 24 April 2023.

The following players received wildcards into the singles main draw:

The following players received entry into the singles main draw as special exempts:

The following player received entry into the singles main draw as an alternate:

The following players received entry from the qualifying draw:

¹ Rankings are as of 24 April 2023.

The following players received wildcards into the singles main draw:

The following player received entry using a special ranking:

The following player received entry as a special exempt:

The following player received entry as a junior exempt:

The following players received entry from the qualifying draw:

The following player received entry as a lucky loser:

Dominic Stricker def. Sebastian Ofner 7–6, 6–3.

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

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

Maja Chwalińska / Jesika Malečková def. Aneta Kučmová / Kaylah McPhee, 6–0, 7–6