ATP Tour

Learner Tien
Learner Tien
Learner Tien
Learner Tien
YTD Rank: ${ytdRank} Career High Rank (${careerDate}): ${careerRank}
  • Personal
  • Career
    • Parents both played recreationally and was introduced into the sport at a very young age. He would hit with his family at their community courts in Irvine, Calif.
    • Was coached primarily by his father, Khuong, until he was brought into the USTA player development program around age 10-11.
    • Mother, Huyen, is a school teacher; has one older sister, Justice.
    • Says winning the the Boys' 18s National Hard Courts at the ages of 16 and 17 have been major stepping stones in his career.
    • Considers backhand as best shot and favorite surface is hard courts.
    • Favorite tournament is Indian Wells and played in qualifying draw earlier this year and lost in 1R to Garin 7-5 7-6(7)
    • Good friends with countryman Alex Michelsen.
    • Carlos Alcaraz inspired Tien to compete at a higher level and watch more tennis.

    (UPDATED 18 JANUARY 2026)

    • Broke into Top 200 in August 2024, Top 100 in January 2025 and Top 50 in August 2025 and achieved career-high No. 26 in January 2026 after finishing previous season by winning Next Gen ATP Finals title.
    • Captured 1st ATP Tour title at 2025 Metz, defeating former Top 10 players Berrettini and Norrie en route to the title, becoming youngest American ATP Tour champion since Roddick, 19, at 2002 Houston.
    • Upset No. 5 Medvedev en route to 2025 Australian Open 4R as Q to be youngest man to defeat a Top-5 player at that event in PIF ATP Rankings history (since 1973) and No. 2 Zverev for biggest win of career to reach 2025 Acapulco QF.
    • Qualified for 2024 and 2025 Next Gen ATP Finals, earning wins over Top-3 seeds, No. 1 Fils, No. 2 Michelsen, No. 3 Mensik en route to 2024 final before defeating Blockx in 2025 to become 1st left-handed champion in tournament history in 2025.
    • Went on a 28-match winning streak from May to July 2024, capturing ITF Tour titles at M15 San Diego twice, M15 Rancho Santa Fe, M15 Lakewood and biggest title of career – 1st Challenger title in Bloomfield Hills.
    • Defeated countryman No. 10 Shelton at 2025 Mallorca to become youngest American man to record a Top 10 win on grass in PIF ATP Rankings history (since 1973).
    • Received 2022 and 2023 US Open WCs after winning 2022 and 2023 USTA Boys' 18s National Championships and 2024 US Open WC by winning US Open Wild Card Challenge.
    • Peaked at No. 4 in juniors, advancing to finals of 2023 Australian Open (l. to Blockx) and 2023 US Open (l. to Fonseca) and defeated Blockx/Fonseca to capture 2023 Australian Open boys’ doubles title w/C. Williams.
    • Played a semester of college tennis at University of Southern California before turning pro in summer of 2023.
NEWSLETTERS
Get official marketing communications from the ATP and WTA, delivered straight to your inbox! We'll send you newsletters keeping you informed about news, tournaments, competitions, ticketing, partner offers and more.

Your data will be used in accordance with the ATP Privacy Policy and WTA Privacy Policy.

DOWNLOAD OFFICIAL ATP WTA LIVE APP

Get it on Google Play Download on the App Store