| 2021 Wolffkran Open | ||||
|---|---|---|---|---|
| Date | 25 – 31 October | |||
| Edition | 5th | |||
| Surface | Carpet, Indoor | |||
| Location | Ismaning,Germany | |||
| Champions | ||||
| Singles | ||||
 Oscar Otte | ||||
| Doubles | ||||
Andre Begemann / Igor Zelenay | ||||
| ||||
The2021Wolffkran Open was a professionaltennis tournament played oncarpet courts. It was the fifth edition of the tournament which was part of the2021 ATP Challenger Tour. It took place inIsmaning,Germany between 25 and 31 October 2021.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS | Jordan Thompson | 72 | 1 |
 CZE | Jiří Veselý | 77 | 2 |
 ITA | Andreas Seppi | 98 | 3 |
| GER | Yannick Hanfmann | 127 | 4 |
| GER | Oscar Otte | 131 | 5 |
| CZE | Tomáš Macháč | 140 | 6 |
 USA | Maxime Cressy | 143 | 7 |
 FRA | Quentin Halys | 150 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw using a protected ranking:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Oscar Otte def.Lukáš Lacko 6–4, 6–4.Andre Begemann /Igor Zelenay def.Marek Gengel /Tomáš Macháč 6–2, 6–4.
