What Is The Next Big Tennis Tournament 2025. Next gen atp finals 2025 tennis. The grand slam tennis in 2025 begins with the australian open in melbourne on january 15 and concludes with the us open final on september 8.

You can see the full 2025 atp calendar below, along with the tournament’s status, dates, draw size, surface and total financial commitment. Jannik sinner triumphs at australian open.