2023 Kozerki Open

The 2023 Kozerki Open was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Grodzisk Mazowiecki, Poland between 14 and 19 August 2023.

2023 Kozerki Open
Date	14–19 August
Edition	2nd
Surface	Hard
Location	Grodzisk Mazowiecki, Poland
Champions
Singles
Jesper de Jong
Doubles
Théo Arribagé / Luca Sanchez

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
CZE	Tomáš Macháč	106	1
BEL	Joris De Loore	166	2
CZE	Zdeněk Kolář	169	3
AUS	Marc Polmans	173	4
NED	Jesper de Jong	178	5
SWE	Elias Ymer	179	6
NED	Jelle Sels	200	7
POR	Frederico Ferreira Silva	223	8

• ¹ Rankings were as of 7 August 2023.

Other entrants

The following players received wildcards into the singles main draw:

• Tomasz Berkieta
• Dali Blanch
• Martyn Pawelski

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

• Charles Broom
• Viktor Durasovic
• Peter Gojowczyk

The following players received entry from the qualifying draw:

• Marius Copil
• David Poljak
• Akira Santillan
• Adrià Soriano Barrera
• Jiří Veselý
• Denis Yevseyev

The following player received entry as a lucky loser:

• Stefanos Sakellaridis

Champions

Singles

Main article: 2023 Kozerki Open – Singles

• Jesper de Jong def. Benjamin Hassan 6–3, 6–3.

Doubles

Main article: 2023 Kozerki Open – Doubles

• Théo Arribagé / Luca Sanchez def. Anirudh Chandrasekar / Vijay Sundar Prashanth 6–4, 6–4.