The 2020 Bett1Hulks Indoors is a ATP tournament organised for male professional tennis players, held in Cologne, Germany, in mid-October 2020 on indoor hard courts. It was primarily organised due to the cancellation of many tournaments during the 2020 season, because of the ongoing COVID-19 pandemic. It is the first edition of the tournament and took place at the Lanxess Arena in Cologne, Germany, from October 12 through 18, 2020.
Men’s Singles
| Year | Champions | Runners-up | Score |
| 2020 | Alexander Zverev | Félix Auger-Aliassime | 6–3, 6–3 |
Men’s Doubles
| Year | Champions | Runners-up | Score |
| 2020 | Pierre-Hugues Herbert Nicolas Mahut | Łukasz Kubot Marcelo Melo | 6–4, 6–4 |