Learner Tien - ATP #15 (2026-08-24)
| atpworldtour.com | ATP | Country |  United States of America |
| Wikipedia | Eng / Fr | Birth | 2005-12-02 - age 20 |
| Career best ranking | 15 - 2026-08-24 - age 20 (+8 M) | Résidence |  Unknown |
| Height | - | ||
| Weight | - |
| Conditions | W | D | ratio |
|---|---|---|---|
| Hard (out.) | 17 | 10 | 62.96% |
| Grass | 2 | 2 | 50.00% |
| Clay | 9 | 4 | 69.23% |
| Hard (in.) | 5 | 1 | 83.33% |
| TOTAL | 33 | 17 | 66.00% |
| # | Date | Categ | Tournament | Conditions | Round | #Rank | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-10-05 | 1000 |  Shanghai Masters | Hard (out.) | 16e | #15 |  #20 Casper Ruud | 6/4 7/6(3) | |
| 2 | 2026-10-05 | 1000 | Shanghai Masters | Hard (out.) | 32e | #15 | #80 Zachary Svajda | 7/5 7/5 | |
| 3 | 2026-09-28 | 500 | China Open | Hard (out.) | 16e | #15 |  #46 Hubert Hurkacz | 5/7 6/3 6/4 | |
| 4 | 2026-08-31 | GS | US Open | Hard (out.) | 8e | #15 |  #49 Karen Khachanov | 7/5 4/6 6/7(0) 6/1 6/4 | |
| 5 | 2026-08-31 | GS | US Open | Hard (out.) | 16e | #15 |  #18 Jakub Mensik | 6/3 1/6 6/7(2) 6/3 6/4 | |
| 6 | 2026-08-31 | GS | US Open | Hard (out.) | 32e | #15 |  #10000 Gael Monfils | 6/3 6/4 6/3 | |
| 7 | 2026-08-31 | GS | US Open | Hard (out.) | 64e | #15 |  #41 Nuno Borges | 6/4 6/1 6/2 | |
| 8 | 2026-08-13 | 1000 | Cincinnati Masters | Hard (out.) | 16e | #18 | #19 Frances Tiafoe | 6/4 4/6 6/4 | |
| 9 | 2026-08-13 | 1000 | Cincinnati Masters | Hard (out.) | 32e | #18 |  #56 Sebastian Baez | 6/3 7/6(4) | |
| 10 | 2026-08-03 | 1000 |  Rogers Cup - Canada | Hard (out.) | DF | #18 | #5 Ben Shelton | 6/2 6/3 | |
| 11 | 2026-08-03 | 1000 | Rogers Cup - Canada | Hard (out.) | QF | #18 | #85 Daniel Merida | 6/3 6/2 | |
| 12 | 2026-08-03 | 1000 | Rogers Cup - Canada | Hard (out.) | 8e | #18 | #54 Thiago Agustin Tirante | 6/4 6/4 | |
| 13 | 2026-08-03 | 1000 | Rogers Cup - Canada | Hard (out.) | 16e | #18 | #24 Tommy Paul | 6/3 6/2 | |
| 14 | 2026-08-03 | 1000 | Rogers Cup - Canada | Hard (out.) | 32e | #18 | #10000 Gael Monfils | 6/3 0/6 6/3 | |
| 15 | 2026-07-27 | 500 | Washington Open | Hard (out.) | 16e | #18 | #40 Adrian Mannarino | 7/5 6/4 | |
| 16 | 2026-06-29 | GS |  Wimbledon | Grass | 32e | #18 |  #76 Marton Fucsovics | 6/7(6) 6/4 7/6(4) 6/3 | |
| 17 | 2026-06-29 | GS | Wimbledon | Grass | 64e | #18 | #113 Dalibor Svrcina | 6/1 6/4 6/7(4) 6/3 | |
| 18 | 2026-06-15 | 500 |  Open de Halle | Grass | 8e | #20 | #7 Felix Auger-Aliassime | 6/7(5) 7/5 7/6(5) | |
| 19 | 2026-06-15 | 500 | Open de Halle | Grass | 16e | #20 | #10000 Max Schoenhaus | 6/2 6/4 | |
| 20 | 2026-05-24 | GS | Roland Garros | Clay | 16e | #20 |  #13 Flavio Cobolli | 6/2 6/2 6/3 | |
| 21 | 2026-05-24 | GS | Roland Garros | Clay | 32e | #20 | #150 Facundo Diaz Acosta | 7/5 4/6 3/6 7/6(4) 6/3 | |
| 22 | 2026-05-24 | GS | Roland Garros | Clay | 64e | #20 |  #93 Cristian Garin | 6/0 2/6 6/0 6/2 | |
| 23 | 2026-05-18 | 250 |  Geneva Open | Clay | F | #20 | #59 Mariano Navone | 3/6 6/3 7/5 | |
| 24 | 2026-05-18 | 250 | Geneva Open | Clay | DF | #20 |  #11 Alexander Bublik | 6/1 4/6 7/6(5) | |
| 25 | 2026-05-18 | 250 | Geneva Open | Clay | QF | #20 | #37 Alex Michelsen | 6/4 3/6 6/1 | |
| 26 | 2026-05-18 | 250 | Geneva Open | Clay | 8e | #20 |  #50 Stefanos Tsitsipas | 7/6(4) 7/6(2) | |
| 27 | 2026-05-04 | 1000 | Masters de Rome | Clay | 8e | #20 |  #105 Rafael Jodar | 6/1 6/4 | |
| 28 | 2026-05-04 | 1000 | Masters de Rome | Clay | 16e | #20 | #11 Alexander Bublik | 4/6 6/3 7/5 | |
| 29 | 2026-05-04 | 1000 | Masters de Rome | Clay | 32e | #20 |  #74 Damir Dzumhur | 6/2 6/1 | |
| 30 | 2026-04-20 | 1000 | Masters de Madrid | Clay | 32e | #20 | #94 A. Vallejo | 6/4 6/3 | |
| 31 | 2026-03-30 | 250 | U.S. Men's Clay Court Championship | Clay | QF | #20 | #96 Roman Andres Burruchaga | 7/5 6/4 | |
| 32 | 2026-03-30 | 250 | U.S. Men's Clay Court Championship | Clay | 8e | #20 | #190 Nishesh Basavareddy | 6/3 3/6 6/1 | |
| 33 | 2026-03-16 | 1000 | Miami Masters | Hard (out.) | 32e | #20 | #53 Kamil Majchrzak | 6/2 4/6 6/2 | |
| 34 | 2026-03-02 | 1000 | Indian Wells Masters | Hard (out.) | QF | #24 | #2 Jannik Sinner | 6/1 6/2 | |
| 35 | 2026-03-02 | 1000 | Indian Wells Masters | Hard (out.) | 8e | #24 | #18 Alejandro Davidovich Fokina | 4/6 6/1 7/6(4) | |
| 36 | 2026-03-02 | 1000 | Indian Wells Masters | Hard (out.) | 16e | #24 | #8 Ben Shelton | 7/6(3) 4/6 6/3 | |
| 37 | 2026-03-02 | 1000 | Indian Wells Masters | Hard (out.) | 32e | #24 |  #90 Adam Walton | 7/6(3) 7/6(8) | |
| 38 | 2026-02-09 | 500 | Dallas Open | Hard (in.) | 16e | #23 |  #60 Marin Cilic | 7/5 7/6(4) | |
| 39 | 2026-01-18 | GS | Australian Open | Hard (out.) | QF | #28 | #3 Alexander Zverev | 6/3 6/7(5) 6/1 7/6(3) | |
| 40 | 2026-01-18 | GS | Australian Open | Hard (out.) | 8e | #28 | #13 Daniil Medvedev | 6/4 6/0 6/3 | |
| 41 | 2026-01-18 | GS | Australian Open | Hard (out.) | 16e | #28 | #47 Nuno Borges | 7/6(9) 6/4 6/2 | |
| 42 | 2026-01-18 | GS | Australian Open | Hard (out.) | 32e | #28 | #97 Alexander Shevchenko | 6/2 5/7 6/1 6/0 | |
| 43 | 2026-01-18 | GS | Australian Open | Hard (out.) | 64e | #28 | #66 Marcos Giron | 7/6(2) 4/6 3/6 7/6(3) 6/2 | |
| 44 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | 8e | #28 | #38 Alex Michelsen | 6/4 6/2 | |
| 45 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | 16e | #28 | #49 Camilo Ugo Carabelli | 7/6(4) 6/3 | |
| 46 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | F | #38 | #33 Cameron Norrie | 6/3 3/6 7/6(6) | |
| 47 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | DF | #38 |  #214 Vitaliy Sachko | 6/1 6/4 | |
| 48 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | QF | #38 | #61 Matteo Berrettini | 5/7 6/2 6/3 | |
| 49 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | 8e | #38 | #145 Moez Echargui | 7/6(3) 6/3 | |
| 50 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | 16e | #38 | #150 Ugo Blanchet | 6/3 6/3 |
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