Learner Tien (born December 2, 2005) is an American professional tennis player. He has a career-high ATP singles ranking of world No. 80 achieved on 27 January 2025. He also has a career-high doubles ranking of No. 725 achieved on 27 January 2025.

6 days ago · Official tennis player profile of Learner Tien on the ATP Tour. Featuring news, bio, rankings, playing activity, coach, stats, win-loss, points breakdown, videos, and more.

Jan 16, 2025 · Learner Tien pulled off the biggest upset of the 2025 Australian Open yet on Thursday, beating former World No. 1 Daniil Medvedev in the second round in a five-set thriller. Tien, currently...

Aug 27, 2023 · Tien will try to secure his first tour-level victory when he faces 2022 semi-finalist Frances Tiafoe on Monday inside Arthur Ashe Stadium. Before the match, ATPTour.com looks at five things to know about the Tien. Tien’s parents, …

Dec 13, 2024 · Learner Tien (19) is a tennis player from USA who has a career-high singles ranking of No. 80. Click here for a full player profile.

Jan 9, 2025 · 19-year-old Learner Tien became a part of tennis history on Thursday (Jan. 9), when he qualified for the 2025 Australian Open alongside his contemporaries Joao Fonseca and Martin Landaluce.

Dec 2, 2005 · T. Grant and A. Kovacevic vs. C. Ngounoue and L. Tien | R1. View the full player profile, include bio, stats and results for Learner Tien.