Learner Tien pulled off a massive upset against Daniil Medvedev at the Australian Open. So, who is Tien, the 19-year-old out ...

Learner Tien has stunned the tennis world, claiming an upset victory over Daniil Medvedev at the Australian Open.

Learner Tien has become the youngest American man to reach the Australian Open’s third round since Pete Sampras in 1990.

Learner Tien won again at the Australian Open today, knocking out France’s Corentin Moutet to progress to the fourth round of ...

There are three American men aged 23 and under in the second week of a Grand Slam. That hasn't happened since 2003 ...

Learner Tien, a 19-year-old qualifier from California, notched the biggest upset of the 2025 Australian Open to date by ...

The 19-year-old American upset fifth-seeded Daniil Medvedev in a five-set Australian Open marathon that lasted nearly five ...

Tien caused an upset at the Australian Open on Thursday, dumping out No. 5 seed Daniil Medvedev in a five-set thriller.

With the conclusion of the Australian Open, up to ten players achieved their career-high rankings within the top 100, with Tommy Paul as the standout, reaching the top 10 for the first time in his ...

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open. Tien ...

Learner Tien (No. 121) will meet Lorenzo Sonego (No. 55) in the Round of 16 at the Australian Open on Sunday,9.Sonego ...

Here is everything you need to know about Learner Tien vs. Lorenzo Sonego, including TV and streaming options for the match.