| Date: | 6 – 13 September |
| Edition: | 76th |
| Category: | ATP Tour 250 series |
| Surface: | Clay / Outdoor |
| Location: | Kitzbühel, Austria |
| Venue: | Tennis stadium Kitzbühel |
| Champs: |  Miomir Kecmanović |
| Champd: |  Austin Krajicek / Franko Škugor |
The 2020 Generali Open Kitzbühel was a tennis tournament played on outdoor clay courts. It is the 76th edition of the Austrian Open Kitzbühel, and part of the ATP Tour 250 series of the 2020 ATP Tour. It will take place at the Tennis stadium Kitzbühel in Kitzbühel, Austria, from 6 to 13 September.[1]
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Italy | Fabio Fognini | 12 | 1 | |
 Argentina | Diego Schwartzman | 13 | 2 | |
| Serbia | Dušan Lajović | 24 | 3 | |
 Georgia | Nikoloz Basilashvili | 30 | 4 | |
 Poland | Hubert Hurkacz | 33 | 5 | |
 Japan | Kei Nishikori | 34 | 6 | |
| Argentina | Guido Pella | 36 | 7 | |
 Spain | Albert Ramos Viñolas | 41 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Federico Delbonis Laslo Đere
Pierre-Hugues Herbert
Félix Auger-Aliassime → replaced by 
Alexander Bublik Roberto Bautista Agut → replaced by Guido Pella Matteo Berrettini → replaced by Miomir Kecmanović Pablo Carreño Busta → replaced by 
Radu Albot
Alex de Minaur → replaced by Feliciano López Taylor Fritz → replaced by João Sousa Albert Ramos Viñolas
Andrey Rublev → replaced by Yoshihito Nishioka Denis Shapovalov → replaced by Jordan Thompson
Dominic Thiem → replaced by Juan Ignacio Londero John Millman| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Spain | Marcel Granollers | Horacio Zeballos | 19 | 1 | ||
| Ivan Dodig | Filip Polášek | 19 | 2 | |||
| Oliver Marach | Austria | Jürgen Melzer | 57 | 3 | ||
| Austin Krajicek | Franko Škugor | 72 | 4 |
The following pairs received wildcards into the doubles main draw:
See main article: 2020 Generali Open Kitzbühel – Singles.
Miomir Kecmanović def. Yannick Hanfmann, 6–4, 6–4.See main article: 2020 Generali Open Kitzbühel – Doubles.
Austin Krajicek / Franko Škugor def. Marcel Granollers / Horacio Zeballos, 7–6(7–5), 7–5.