2023 Sparkassen ATP Challenger

The 2023 Sparkassen ATP Challenger was a professional tennis tournament played on indoor hard courts in Ortisei, Italy between 23 and 29 October 2023. It was the 14th edition of the tournament and was part of the 2023 ATP Challenger Tour.

2023 Sparkassen ATP Challenger
Date	23–29 October
Edition	14th
Surface	Hard (indoor)
Location	Ortisei, Italy
Champions
Singles
Lukáš Klein
Doubles
Andrew Paulson / Patrik Rikl

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
JOR	Abdullah Shelbayh	212	1
BEL	Gauthier Onclin	214	2
ITA	Federico Gaio	217	3
ITA	Francesco Maestrelli	218	4
EST	Mark Lajal	229	5
ESP	Alejandro Moro Cañas	233	6
ITA	Stefano Napolitano	239	7
UKR	Illya Marchenko	248	8

• ¹ Rankings are as of 16 October 2023.

Other entrants

The following players received wildcards into the singles main draw:

• Lorenzo Carboni
• Francesco Forti
• Lorenzo Rottoli

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

• Enrico Dalla Valle
• Andrew Paulson

The following players received entry from the qualifying draw:

• Hynek Bartoň
• Mirza Bašić
• Luca Giacomini
• Daniil Glinka
• Lukáš Klein
• Ryan Nijboer

Champions

Singles

Main article: 2023 Sparkassen ATP Challenger – Singles

• Lukáš Klein def. Maks Kaśnikowski 6–7^(4–7), 7–6^(7–4), 7–6^(8–6).

Doubles

Main article: 2023 Sparkassen ATP Challenger – Doubles

• Andrew Paulson / Patrik Rikl def. Maximilian Neuchrist / Jakub Paul 4–6, 7–6^(9–7), [11–9].