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

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

American teenager Learner Tien produced arguably the biggest shock of the Australian Open so far as he defeated last year’s ...

At the age of 19, Learner Tien defeated Daniil Medvedev in a five-set thriller that finished just before 3 a.m. in Melbourne.

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

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

The future looks bright for the ATP Tour, as a trio of Next Gen ATP stars made their presence known at the 2025 Australian ...

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

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

Inspired American teenager Learner Tien outlasted three-times Australian Open runner-up Daniil Medvedev to reach the third ...

American teen Learner Tien pulled off the biggest upset so far at the 2025 Australian Open, ousting Russian Daniil Medvedev - ...

Learner Tien celebrated his shock Australian Open victory over three-times runner-up Daniil Medvedev in true teenage fashion, ...