Alex Michelsen - ATP #40 (2026-02-16)
| atpworldtour.com | ATP | Country |  United States of America |
| Wikipedia | Eng / Fr | Birth | 2004-08-25 - age 21 |
| Career best ranking | 30 - 2025-06-30 - age 20 (+10 M) | Résidence |  Unknown |
| Height | 193 cm | ||
| Weight | 79 kg |
| Conditions | W | D | ratio |
|---|---|---|---|
| Hard (in.) | 4 | 5 | 44.44% |
| Hard (out.) | 12 | 13 | 48.00% |
| Grass | 5 | 4 | 55.56% |
| Clay | 2 | 5 | 28.57% |
| TOTAL | 23 | 27 | 46.00% |
| # | Date | Categ | Tournament | Conditions | Round | #Rank | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-02-09 | 500 | Dallas Open | Hard (in.) | 8e | #41 |  #14 Alejandro Davidovich Fokina | 6/4 6/4 | |
| 2 | 2026-02-09 | 500 | Dallas Open | Hard (in.) | 16e | #41 |  #42 Grigor Dimitrov | 5/7 6/4 6/4 | |
| 3 | 2026-01-18 | GS |  Australian Open | Hard (out.) | 64e | #38 |  #18 Karen Khachanov | 4/6 6/4 6/3 5/7 6/3 | |
| 4 | 2026-01-12 | 250 |  Auckland Open | Hard (out.) | 8e | #38 | #66 Marcos Giron | 6/4 6/4 | |
| 5 | 2026-01-12 | 250 | Auckland Open | Hard (out.) | 16e | #38 |  #72 Mariano Navone | 2/6 6/2 7/5 | |
| 6 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | DF | #38 | #13 Daniil Medvedev | 6/4 6/2 | |
| 7 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | QF | #38 | #48 Sebastian Korda | 6/3 7/6(7) | |
| 8 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | 8e | #38 | #28 Learner Tien | 6/4 6/2 | |
| 9 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | 16e | #38 | #106 James Duckworth | 6/7(4) 7/6(2) 6/3 | |
| 10 | 2025-10-27 | 1000 |  Masters de Paris-Bercy | Hard (in.) | 32e | #36 |  #39 Zizou Bergs | 6/3 2/6 6/2 | |
| 11 | 2025-10-20 | 500 |  Vienna Open | Hard (in.) | 16e | #36 | #21 Francisco Cerundolo | 6/3 6/1 | |
| 12 | 2025-10-13 | 250 |  Almaty Open | Hard (in.) | DF | #31 | #38 Corentin Moutet | 7/5 6/4 | |
| 13 | 2025-10-13 | 250 | Almaty Open | Hard (in.) | QF | #31 |  #108 Shintaro Mochizuki | 6/3 3/6 6/2 | |
| 14 | 2025-10-13 | 250 | Almaty Open | Hard (in.) | 8e | #31 | #92 Aleksandar Vukic | 6/3 6/2 | |
| 15 | 2025-10-13 | 250 | Almaty Open | Hard (in.) | 16e | #31 | #196 Beibit Zhukayev | 6/2 6/3 | |
| 16 | 2025-09-29 | 1000 |  Shanghai Masters | Hard (out.) | 32e | #31 | #78 Arthur Rinderknech | 6/3 6/4 | |
| 17 | 2025-09-22 | 500 | Japan Open | Hard (out.) | 16e | #31 | #79 Ethan Quinn | 7/5 6/2 | |
| 18 | 2025-08-25 | GS | US Open | Hard (out.) | 64e | #33 | #71 Francisco Comesana | 1/6 6/3 6/4 6/4 | |
| 19 | 2025-08-04 | 1000 | Cincinnati Masters | Hard (out.) | 16e | #30 |  #8 Holger Rune | 7/6(4) 6/3 | |
| 20 | 2025-08-04 | 1000 | Cincinnati Masters | Hard (out.) | 32e | #30 | #64 Corentin Moutet | 3/6 6/3 6/4 | |
| 21 | 2025-07-27 | 1000 |  Rogers Cup - Canada | Hard (out.) | QF | #30 | #19 Karen Khachanov | 6/4 7/6(3) | |
| 22 | 2025-07-27 | 1000 | Rogers Cup - Canada | Hard (out.) | 8e | #30 | #67 Learner Tien | 6/3 6/3 | |
| 23 | 2025-07-27 | 1000 | Rogers Cup - Canada | Hard (out.) | 16e | #30 |  #6 Lorenzo Musetti | 3/6 7/6(4) 6/4 | |
| 24 | 2025-07-27 | 1000 | Rogers Cup - Canada | Hard (out.) | 32e | #30 |  #120 Tomas Barrios Vera | 7/6(7) 6/3 | |
| 25 | 2025-07-21 | 500 | Washington Open | Hard (out.) | 16e | #30 |  #150 Daniel Evans | 6/4 6/4 | |
| 26 | 2025-06-30 | GS | Wimbledon | Grass | 64e | #33 |  #49 Miomir Kecmanovic | 6/2 3/6 6/3 3/6 7/6(6) | |
| 27 | 2025-06-23 | 250 | Mallorca Open | Grass | DF | #32 | #88 Corentin Moutet | 6/4 7/6(3) | |
| 28 | 2025-06-23 | 250 | Mallorca Open | Grass | QF | #32 | #50 Roberto Bautista Agut | 6/4 7/6(4) | |
| 29 | 2025-06-23 | 250 | Mallorca Open | Grass | 8e | #32 | #100 Brandon Holt | 6/4 6/4 | |
| 30 | 2025-06-16 | 500 |  Open de Halle | Grass | QF | #34 | #10 Daniil Medvedev | 6/4 6/3 | |
| 31 | 2025-06-16 | 500 | Open de Halle | Grass | 8e | #34 |  #25 Stefanos Tsitsipas | 7/6(5) 7/5 | |
| 32 | 2025-06-16 | 500 | Open de Halle | Grass | 16e | #34 | #18 Francisco Cerundolo | 2/6 7/5 6/4 | |
| 33 | 2025-06-09 | 250 | Stuttgart Open | Grass | 8e | #33 | #284 Justin Engel | 6/4 6/4 | |
| 34 | 2025-06-09 | 250 | Stuttgart Open | Grass | 16e | #33 | #42 Gael Monfils | 6/4 4/6 6/3 | |
| 35 | 2025-05-25 | GS | Roland Garros | Clay | 64e | #31 | #109 Juan Manuel Cerundolo | 6/3 6/2 6/4 | |
| 36 | 2025-05-19 | 250 |  Geneva Open | Clay | 16e | #31 |  #41 Nuno Borges | 4/6 6/3 6/3 | |
| 37 | 2025-05-07 | 1000 | Masters de Rome | Clay | 32e | #38 | #72 Laslo Djere | 6/0 6/3 | |
| 38 | 2025-04-21 | 1000 | Masters de Madrid | Clay | 64e | #38 | #73 Alexander Bublik | 7/6(2) 7/6(4) | |
| 39 | 2025-03-31 | 250 | U.S. Men's Clay Court Championship | Clay | QF | #33 | #17 Frances Tiafoe | 7/5 6/1 | |
| 40 | 2025-03-31 | 250 | U.S. Men's Clay Court Championship | Clay | 8e | #33 | #143 Adrian Mannarino | 6/7(0) 6/4 6/2 | |
| 41 | 2025-03-31 | 250 | U.S. Men's Clay Court Championship | Clay | 16e | #33 | #64 Learner Tien | 6/4 6/2 | |
| 42 | 2025-03-19 | 1000 | Miami Masters | Hard (out.) | 32e | #33 | #66 Camilo Ugo Carabelli | 6/7(3) 7/5 6/3 | |
| 43 | 2025-03-03 | 1000 | Indian Wells Masters | Hard (out.) | 16e | #32 | #9 Daniil Medvedev | 2/0 ret. | |
| 44 | 2025-03-03 | 1000 | Indian Wells Masters | Hard (out.) | 32e | #32 | #261 Colton Smith | 6/3 6/4 | |
| 45 | 2025-02-24 | 500 |  Mexican Open | Hard (out.) | 8e | #33 | #30 Denis Shapovalov | 6/4 6/3 | |
| 46 | 2025-02-24 | 500 | Mexican Open | Hard (out.) | 16e | #33 | #66 Bu Yunchaokete | 2/6 7/6(5) 7/6(5) | |
| 47 | 2025-02-10 | 250 | Delray Beach Open | Hard (out.) | DF | #36 | #54 Miomir Kecmanovic | 7/6(3) 6/3 | |
| 48 | 2025-02-10 | 250 | Delray Beach Open | Hard (out.) | QF | #36 | #63 Cameron Norrie | 7/6(3) 7/5 | |
| 49 | 2025-02-10 | 250 | Delray Beach Open | Hard (out.) | 8e | #36 | #422 Michael Mmoh | 6/7(8) 3/0 ret. | |
| 50 | 2025-02-03 | 500 | Dallas Open | Hard (in.) | 16e | #36 | #63 Cameron Norrie | 2/6 7/6(1) 6/1 |
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