Daniel Altmaier - ATP #56 (2023-11-27)
| atpworldtour.com | ATP | Country |  Germany |
| Wikipedia | Eng / Fr | Birth | - |
| Career best ranking | 46 - 2023-10-16 | Résidence |  Unknown |
| Height | - | ||
| Weight | - |
| Conditions | W | D | ratio |
|---|---|---|---|
| Hard (in.) | 3 | 4 | 42.86% |
| Hard (out.) | 1 | 10 | 9.09% |
| Clay | 10 | 14 | 41.67% |
| Grass | 2 | 6 | 25.00% |
| TOTAL | 16 | 34 | 32.00% |
| # | Date | Categ | Tournament | Conditions | Round | #Rank | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2023-11-06 | 250 |  Open de Moselle | Hard (in.) | 16e | #59 |  #229 Mate Valkusz | 6/2 6/2 | |
| 2 | 2023-10-30 | 1000 | Masters de Paris-Bercy | Hard (in.) | 8e | #54 |  #7 Holger Rune | 6/3 6/3 | |
| 3 | 2023-10-30 | 1000 | Masters de Paris-Bercy | Hard (in.) | 16e | #54 |  #9 Taylor Fritz | w/o | |
| 4 | 2023-10-30 | 1000 | Masters de Paris-Bercy | Hard (in.) | 32e | #54 | #36 Arthur Fils | 6/2 6/4 | |
| 5 | 2023-10-23 | 500 |  Vienna Open | Hard (in.) | 16e | #46 | #139 Gael Monfils | 6/4 6/4 | |
| 6 | 2023-10-16 | 500 |  Japan Open | Hard (out.) | 16e | #48 | #11 Tommy Paul | 3/6 6/1 6/3 | |
| 7 | 2023-10-04 | 1000 |  Shanghai Masters | Hard (out.) | 64e | #47 | #48 Yoshihito Nishioka | 6/4 3/6 7/6(2) | |
| 8 | 2023-08-28 | GS | US Open | Hard (out.) | 32e | #53 | #12 Alexander Zverev | 7/6(1) 3/6 6/4 6/3 | |
| 9 | 2023-08-28 | GS | US Open | Hard (out.) | 64e | #53 | #101 Constant Lestienne | 6/7(5) 6/3 6/1 6/2 | |
| 10 | 2023-08-14 | 1000 | Cincinnati Masters | Hard (out.) | 32e | #49 |  #54 Alexei Popyrin | 6/7(5) 6/4 6/4 | |
| 11 | 2023-07-31 | 250 | Kitzbuhel Open | Clay | 8e | #58 |  #69 Daniel Elahi Galan | 3/6 6/2 7/6(8) | |
| 12 | 2023-07-31 | 250 | Kitzbuhel Open | Clay | 16e | #58 |  #85 Marc-Andrea Huesler | 6/7(5) 6/2 6/4 | |
| 13 | 2023-07-24 | 500 | Hamburg European Open | Clay | QF | #58 | #77 Zhizhen Zhang | 6/4 6/4 | |
| 14 | 2023-07-24 | 500 | Hamburg European Open | Clay | 8e | #58 |  #7 Andrey Rublev | 6/2 6/2 | |
| 15 | 2023-07-24 | 500 | Hamburg European Open | Clay | 16e | #58 | #47 Richard Gasquet | 7/5 6/4 | |
| 16 | 2023-07-17 | 250 | Open de Gstaad | Clay | 8e | #69 | #46 Yannick Hanfmann | 4/6 6/2 7/5 | |
| 17 | 2023-07-17 | 250 | Open de Gstaad | Clay | 16e | #69 | #105 Benjamin Bonzi | 6/3 6/4 | |
| 18 | 2023-07-03 | GS |  Wimbledon | Grass | 64e | #65 | #91 Aleksandar Vukic | 6/3 7/6(1) 3/6 7/5 | |
| 19 | 2023-06-12 | 250 | Stuttgart Open | Grass | 16e | #58 | #73 Christopher OConnell | 6/3 6/1 | |
| 20 | 2023-05-28 | GS | Roland Garros | Clay | 16e | #74 |  #33 Grigor Dimitrov | 6/4 6/3 6/1 | |
| 21 | 2023-05-28 | GS | Roland Garros | Clay | 32e | #74 |  #8 Jannik Sinner | 6/7(0) 7/6(7) 1/6 7/6(4) 7/5 | |
| 22 | 2023-05-28 | GS | Roland Garros | Clay | 64e | #74 | #81 Marc-Andrea Huesler | 6/3 6/4 6/4 | |
| 23 | 2023-05-10 | 1000 | Masters de Rome | Clay | 32e | #80 | #13 Frances Tiafoe | 3/6 7/5 6/3 | |
| 24 | 2023-05-10 | 1000 | Masters de Rome | Clay | 64e | #80 | #127 Giulio Zeppieri | 7/6(3) 4/6 6/0 | |
| 25 | 2023-04-26 | 1000 |  Masters de Madrid | Clay | QF | #95 |  #20 Borna Coric | 6/3 6/3 | |
| 26 | 2023-04-26 | 1000 | Masters de Madrid | Clay | 8e | #95 | #86 Jaume Munar | 6/3 6/0 | |
| 27 | 2023-04-26 | 1000 | Masters de Madrid | Clay | 16e | #95 | #105 Yannick Hanfmann | 7/6(3) 6/3 | |
| 28 | 2023-04-26 | 1000 | Masters de Madrid | Clay | 32e | #95 | #97 Oscar Otte | 6/4 7/5 | |
| 29 | 2023-04-17 | 250 | Munich Open | Clay | 16e | #113 | #126 Aslan Karatsev | 4/6 7/6(2) 6/2 | |
| 30 | 2023-04-03 | 250 | U.S. Men's Clay Court Championship | Clay | 16e | #96 | #117 Max Purcell | 6/4 3/6 6/3 | |
| 31 | 2023-03-22 | 1000 | Miami Masters | Hard (out.) | 64e | #96 |  #81 Ilya Ivashka | 6/2 6/1 | |
| 32 | 2023-02-27 | 500 |  Mexican Open | Hard (out.) | 16e | #95 | #46 Brandon Nakashima | 6/3 3/6 6/1 | |
| 33 | 2023-02-13 | 250 | Delray Beach Open | Hard (out.) | 16e | #98 | #63 Adrian Mannarino | 4/6 6/3 6/4 | |
| 34 | 2023-02-06 | 250 | Dallas Open | Hard (in.) | 8e | #98 | #39 John Isner | 6/3 7/6(1) | |
| 35 | 2023-02-06 | 250 | Dallas Open | Hard (in.) | 16e | #98 | #10000 Zachary Svajda | 6/2 6/4 | |
| 36 | 2023-01-16 | GS | Australian Open | Hard (out.) | 64e | #94 | #19 Frances Tiafoe | 6/3 6/3 6/7(5) 7/6(6) | |
| 37 | 2022-08-29 | GS | US Open | Hard (out.) | 64e | #93 | #13 Jannik Sinner | 5/7 6/2 6/1 3/6 6/1 | |
| 38 | 2022-08-22 | 250 | Winston-Salem Open | Hard (out.) | 32e | #80 |  #79 Soonwoo Kwon | 6/1 6/4 | |
| 39 | 2022-07-25 | 250 | Croatia Open | Clay | 16e | #56 | #116 Corentin Moutet | 6/4 6/2 | |
| 40 | 2022-07-18 | 500 | Hamburg European Open | Clay | 16e | #62 |  #39 Francisco Cerundolo | 2/6 6/4 6/2 | |
| 41 | 2022-07-11 | 250 |  Swedish Open | Clay | 16e | #61 | #137 Elias Ymer | 6/4 7/6(5) | |
| 42 | 2022-06-27 | GS | Wimbledon | Grass | 64e | #66 | #90 Mikael Ymer | 6/3 7/5 7/5 | |
| 43 | 2022-06-20 | 250 | Mallorca Open | Grass | QF | #66 | #52 Benjamin Bonzi | 6/3 6/4 | |
| 44 | 2022-06-20 | 250 | Mallorca Open | Grass | 8e | #66 | #34 Sebastian Baez | 6/2 2/6 6/4 | |
| 45 | 2022-06-20 | 250 | Mallorca Open | Grass | 16e | #66 |  #69 Dusan Lajovic | 7/5 7/6(2) | |
| 46 | 2022-06-13 | 500 | Open de Halle | Grass | 16e | #59 | #78 Nick Kyrgios | 6/3 7/5 | |
| 47 | 2022-06-06 | 250 | Stuttgart Open | Grass | 16e | #53 | #59 Oscar Otte | 7/6(2) 7/6(4) | |
| 48 | 2022-05-22 | GS | Roland Garros | Clay | 64e | #54 | #91 Jaume Munar | 6/1 6/3 4/6 6/3 | |
| 49 | 2022-05-16 | 250 | Grand Prix de tennis de Lyon | Clay | 16e | #66 | #55 Federico Coria | 6/3 3/6 6/3 | |
| 50 | 2022-04-25 | 250 | Munich Open | Clay | 8e | #69 | #38 Miomir Kecmanovic | 6/2 6/4 |
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