Jannik Sinner has started his 31st consecutive week at No 1 in the ATP Rankings, but the big rankings winners of the first week of the new tennis season were Kei Nishikori, Joao Fonseca and Reilly ...

The first week of the new season is over so that means the ATP Rankings have been updated on Monday January 6 with the latest ...

Former Australian Open semi-finalist Matteo Berrettini has backed countryman Jannik Sinner to go back to back in Melbourne this year.