2026 Košice Open

2026 Košice Open
Date	25 – 31 May
Edition	13th
Surface	Clay
Location	Košice, Slovakia
Champions
Singles
Kilian Feldbausch
Doubles
Miloš Karol / Nino Serdarušić

The 2026 Košice Open was a professional tennis tournament played on clay courts. It was the 13th edition of the tournament which was part of the 2026 ATP Challenger Tour. It took place in Košice, Slovakia between 25 and 31 May 2026.

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
GBR	Jay Clarke	199	1
BEL	Gilles-Arnaud Bailly	208	2
URU	Franco Roncadelli	227	3
ARG	Guido Iván Justo	249	4
USA	Stefan Dostanic	266	5
CZE	Martin Krumich	293	6
USA	Dali Blanch	296	7
CZE	Hynek Bartoň	304	8

• ¹ Rankings are as of 18 May 2026.

Other entrants

The following players received wildcards into the singles main draw:

• Jozef Kovalík
• Michal Krajčí
• Lukáš Pokorný

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

• Andrej Martin

The following players received entry from the qualifying draw:

• Karim Bennani
• Tomasz Berkieta
• Péter Fajta
• Ivan Ivanov
• Pedro Sakamoto
• Paulo André Saraiva dos Santos

Champions

Singles

Main article: 2026 Košice Open – Singles

• Kilian Feldbausch def. Martin Krumich 6–0, 4–6, 6–4.

Doubles

Main article: 2026 Košice Open – Doubles

• Miloš Karol / Nino Serdarušić def. Lukáš Pokorný / David Poljak 5–7, 7–6^(7–4), [10–5].