Jannik Sinner will part ways with veteran coach Darren Cahill after this season, the world's top-ranked tennis player ...

Defending champion Jannik Sinner’s consecutive-sets streak has ended in the second round of the Australian Open.

Jannik Sinner (No. 1 ranking) will take on Marcos Giron (No. 46) in the Round of 32 of the Australian Open on Friday, January ...

Defending champ Jannik Sinner drops set for first time since October, but rallies for win; American Danielle Collins plays ...

Defending champion Jannik Sinner’s consecutive-sets streak ended in the second round of the Australian Open, but he advanced ...

Defending champion Jannik Sinner lost his first set since October but recovered to beat Tristan Schoolkate and reach the ...

Day 5 of the Australian Open was a good day for the higher seeds in the men's and women's draws, with big names advancing to ...

In a match slated for Tuesday, Tristan Schoolkate (No. 173 in rankings) will meet Jannik Sinner (No. 1) in the Round of 64 at ...

Taylor Fritz, the highest-seeded American man at the Australian Open, needed only 82 minutes to defeat Cristian Garin on ...

Jannik Sinner has started his Australian Open title defense with a challenging win over No. 35-ranked Nicolas Jarry.

Top-ranked tennis player Jannik Sinner will go to sport’s highest court in April for the World Anti-Doping Agency’s appeal ...

World No.1 Jannik Sinner brought his on-court interview with John McEnroe to an abrupt end after a lighthearted discussion ...