2021 Sparkassen ATP Challenger

The 2021 Sparkassen ATP Challenger was a professional tennis tournament played on indoor hard courts in Ortisei, Italy between 8 and 14 November 2021. It was the twelfth edition of the tournament and was part of the 2021 ATP Challenger Tour.

2021 Sparkassen ATP Challenger
Date	8–14 November
Edition	12th
Surface	Hard (Indoor)
Location	Ortisei, Italy
Champions
Singles
Oscar Otte
Doubles
Antonio Šančić / Tristan-Samuel Weissborn

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
GER	Oscar Otte	126	1
USA	Maxime Cressy	133	2
FRA	Quentin Halys	146	3
ECU	Emilio Gómez	149	4
ITA	Federico Gaio	151	5
ESP	Fernando Verdasco	165	6
SUI	Marc-Andrea Hüsler	186	7
ITA	Alessandro Giannessi	192	8

• ¹ Rankings are as of 1 November 2021.^[1]

Other entrants

The following players received wildcards into the singles main draw:

• Matteo Arnaldi
• Luca Nardi
• Alexander Weis

The following players received entry from the qualifying draw:

• Alexander Cozbinov
• Nerman Fatić
• Lucas Miedler
• Tobias Simon

Champions

Singles

Main article: 2021 Sparkassen ATP Challenger – Singles

• Oscar Otte def. Maxime Cressy 7–6^(7–5), 6–4.

Doubles

Main article: 2021 Sparkassen ATP Challenger – Doubles

• Antonio Šančić / Tristan-Samuel Weissborn def. Alexander Erler / Lucas Miedler 7–6^(10–8), 4–6, [10–8].