The new season on the ATP Tour kicks off in early January 2022 with the ATP Cup, which will be held as usual in Sydney, Australia. There is already a calendar of ATP tournaments for the first half of the year. You can see the list of tournaments on this page.
| Date | Category | Tournament | Surface | Winner |
| Jan 1 – Jan 9 | ATP 250 | ATP Cup | Hard | Canada |
| Jan 2 – Jan 9 | ATP 250 | Adelaide International 1 | Hard | Gael Monfils |
| Jan 4 – Jan 11 | ATP 250 | Melbourne | Hard | Rafael Nadal |
| Jan 10 – Jan 15 | ATP 250 | Adelaide International 2 | Hard | Thanasi Kokkinakis |
| Jan 10 – Jan 15 | ATP 250 | Sydney Tennis Classic | Hard | Aslan Karatsev |
| Jan 17 – Jan 30 | Grand Slam | Australian Open | Hard | Rafael Nadal |
| 31 Jan – 6 Feb | ATP 250 | Open Sud de France | Hard | |
| 31 Jan – 6 Feb | ATP 250 | Tata Open Maharashtra | Hard | |
| 31 Jan – 6 Feb | ATP 250 | Cordoba Open | Hard |
