2017 Slovak Open

Country	Player	Rank1	Seed
KAZ	Mikhail Kukushkin	79	1
HUN	Márton Fucsovics	84	2
ITA	Andreas Seppi	85	3
ROU	Marius Copil	92	4
CYP	Marcos Baghdatis	93	5
UKR	Sergiy Stakhovsky	104	6
SVK	Norbert Gombos	110	7
SVK	Lukáš Lacko	125	8

• ¹ Rankings are as of 30 October 2017.^[1]

The following players received wildcards into the singles main draw:

• Lukáš Klein
• Tomáš Líška
• Aleksandr Nedovyesov
• Patrik Néma

The following player received entry into the singles main draw using a protected ranking:

• Igor Sijsling

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

• Peđa Krstin

The following players received entry from the qualifying draw:

• Niels Desein
• Tom Farquharson
• Kamil Majchrzak
• Franko Škugor

The following player received entry as a lucky loser:

• Matteo Viola

• Lukáš Lacko def. Marius Copil 6–4, 7–6^(7–4).

• Ken Skupski / Neal Skupski def. Sander Arends / Antonio Šančić 5–7, 6–3, [10–8].