Latest 2021 men’s tennis calendar as confirmed by the ATP tour:

2021 ATP Tour Schedule
Jan 5 – Delray Beach 250 (H – 28)
Jan 5 – Antalya 250 (H – 32)

Jan 10 – Australian Open Qualifying in Doha

Feb 1 – Adelaide 250 in Melbourne (H – 56)
Feb 1 – Melbourne 250 2 (H – 56)
Feb 2 – ATP Cup Melbourne (H – 12 teams)

Feb 8 – Australian Open (H – 128)

Feb 22 – Cordoba 250 (CL – 28)
Feb 22 – Montpellier 250 (IH – 28)
Feb 22 – Singapore 250 (IH – 28)

Mar 1 – Rotterdam 500 (IH – 32)
Mar 1 – Buenos Aires 250 (CL – 28)

Mar 8 – Santiago 250 (CL – 28)
Mar 8 – Marseille 250 (IH – 28)
Mar 8 – Doha 250 (H – 28)

Mar 15 – Acapulco 500 (H – 32)
Mar 15 – Dubai 500 (H – 32)

Mar 24 – Miami 1000 (H – 96)

Last update: January 23