Daniel Altmaier - ATP #65 (2026-10-19)
| 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.) | 6 | 3 | 66.67% |
| Hard (out.) | 4 | 11 | 26.67% |
| Clay | 8 | 10 | 44.44% |
| Grass | 4 | 4 | 50.00% |
| TOTAL | 22 | 28 | 44.00% |
| # | Date | Categ | Tournament | Conditions | Round | #Rank | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-10-19 | 250 |  Lyon indoor | Hard (in.) | QF | #57 |  #10 Taylor Fritz | ||
| 2 | 2026-10-19 | 250 | Lyon indoor | Hard (in.) | 8e | #57 |  #162 Borna Gojo | ||
| 3 | 2026-10-19 | 250 | Lyon indoor | Hard (in.) | 16e | #57 | #102 Titouan Droguet | ||
| 4 | 2026-10-05 | 1000 |  Shanghai Masters | Hard (out.) | 32e | #57 | #9 Ben Shelton | 6/3 7/6(6) | |
| 5 | 2026-10-05 | 1000 | Shanghai Masters | Hard (out.) | 64e | #57 |  #133 Holger Rune | 1/6 7/6(5) 6/4 | |
| 6 | 2026-08-31 | GS | US Open | Hard (out.) | 64e | #57 | #80 Zachary Svajda | 6/3 6/1 6/7(5) 6/2 | |
| 7 | 2026-08-24 | 250 | Winston-Salem Open | Hard (out.) | 8e | #59 |  #34 Ignacio Buse | 7/6(5) 7/5 | |
| 8 | 2026-08-24 | 250 | Winston-Salem Open | Hard (out.) | 16e | #59 |  #90 Francisco Comesana | 6/1 7/6(6) | |
| 9 | 2026-08-13 | 1000 | Cincinnati Masters | Hard (out.) | 32e | #59 |  #15 Lorenzo Musetti | 6/4 6/2 | |
| 10 | 2026-08-13 | 1000 | Cincinnati Masters | Hard (out.) | 64e | #59 |  #108 Coleman Wong | 6/3 3/6 6/4 | |
| 11 | 2026-08-03 | 1000 |  Rogers Cup - Canada | Hard (out.) | 32e | #59 | #31 Brandon Nakashima | 6/2 6/1 | |
| 12 | 2026-08-03 | 1000 | Rogers Cup - Canada | Hard (out.) | 64e | #59 |  #103 Aleksandar Vukic | 6/7(2) 7/6(5) 6/4 | |
| 13 | 2026-07-20 | 250 |  Kitzbuhel Open | Clay | 8e | #59 |  #102 Alex Molcan | 6/3 3/6 7/5 | |
| 14 | 2026-07-20 | 250 | Kitzbuhel Open | Clay | 16e | #59 |  #43 Raphael Collignon | 6/3 6/2 | |
| 15 | 2026-07-13 | 250 |  Bastad ATP | Clay | 8e | #59 | #16 Luciano Darderi | 6/4 6/4 | |
| 16 | 2026-07-13 | 250 | Bastad ATP | Clay | 16e | #59 | #117 Hugo Gaston | 6/2 7/5 | |
| 17 | 2026-06-29 | GS |  Wimbledon | Grass | 64e | #59 | #102 Alex Molcan | 6/4 3/6 7/5 6/2 | |
| 18 | 2026-06-22 | 250 | Eastbourne International | Grass | 8e | #52 | #47 Zizou Bergs | 6/3 3/2 ret. | |
| 19 | 2026-06-22 | 250 | Eastbourne International | Grass | 16e | #52 | #78 Aleksandar Kovacevic | 6/4 7/6(4) | |
| 20 | 2026-06-15 | 500 | Open de Halle | Grass | DF | #52 | #18 Frances Tiafoe | 6/1 6/3 | |
| 21 | 2026-06-15 | 500 | Open de Halle | Grass | QF | #52 |  #10 Daniil Medvedev | 6/4 6/7(6) 6/4 | |
| 22 | 2026-06-15 | 500 | Open de Halle | Grass | 8e | #52 |  #72 Hubert Hurkacz | 3/6 6/3 7/5 | |
| 23 | 2026-06-15 | 500 | Open de Halle | Grass | 16e | #52 |  #133 Nikoloz Basilashvili | 7/5 6/4 | |
| 24 | 2026-06-08 | 250 | Stuttgart Open | Grass | 16e | #52 | #18 Frances Tiafoe | 7/6(3) 4/6 6/4 | |
| 25 | 2026-05-24 | GS | Roland Garros | Clay | 64e | #52 | #7 Felix Auger-Aliassime | 4/6 6/4 4/6 6/1 7/6(7) | |
| 26 | 2026-05-18 | 500 | Hamburg European Open | Clay | QF | #52 | #22 Tommy Paul | 6/2 7/5 | |
| 27 | 2026-05-18 | 500 | Hamburg European Open | Clay | 8e | #52 | #8 Ben Shelton | 4/6 7/6(4) 6/4 | |
| 28 | 2026-05-18 | 500 | Hamburg European Open | Clay | 16e | #52 | #95 Rinky Hijikata | 7/5 6/2 | |
| 29 | 2026-05-04 | 1000 | Masters de Rome | Clay | 32e | #52 | #3 Alexander Zverev | 7/5 6/3 | |
| 30 | 2026-05-04 | 1000 | Masters de Rome | Clay | 64e | #52 | #239 Zhizhen Zhang | 4/6 7/6(3) 6/4 | |
| 31 | 2026-04-20 | 1000 |  Masters de Madrid | Clay | 64e | #52 | #65 Juan Manuel Cerundolo | 6/4 6/4 | |
| 32 | 2026-04-13 | 500 | Munich Open | Clay | 8e | #52 | #194 Alex Molcan | 6/4 7/6(10) | |
| 33 | 2026-04-13 | 500 | Munich Open | Clay | 16e | #52 | #55 Marin Cilic | 6/2 6/3 | |
| 34 | 2026-04-06 | 1000 |  Monte-Carlo Masters | Clay | 32e | #52 |  #54 Tomas Machac | 6/4 1/6 6/3 | |
| 35 | 2026-03-30 | 250 |  Open de Roumanie | Clay | QF | #52 |  #44 Fabian Marozsan | 6/2 7/6(5) | |
| 36 | 2026-03-30 | 250 | Open de Roumanie | Clay | 8e | #52 | #106 Dino Prizmic | 3/6 7/6(1) 7/6(7) | |
| 37 | 2026-03-30 | 250 | Open de Roumanie | Clay | 16e | #52 | #110 Pedro Martinez | 6/1 6/4 | |
| 38 | 2026-03-16 | 1000 | Miami Masters | Hard (out.) | 64e | #52 | #49 Terence Atmane | 6/4 6/2 | |
| 39 | 2026-03-02 | 1000 | Indian Wells Masters | Hard (out.) | 64e | #52 |  #81 Miomir Kecmanovic | 6/3 1/0 ret. | |
| 40 | 2026-02-23 | 500 |  Mexican Open | Hard (out.) | 16e | #52 | #13 Alejandro Davidovich Fokina | 7/5 6/3 | |
| 41 | 2026-02-16 | 500 |  Rio Open | Clay | 16e | #52 | #128 Dusan Lajovic | 6/4 7/6(7) | |
| 42 | 2026-01-18 | GS | Australian Open | Hard (out.) | 64e | #46 | #75 Marin Cilic | 6/0 6/0 7/6(3) | |
| 43 | 2026-01-12 | 250 | Adelaide International 1 | Hard (out.) | 16e | #46 | #36 Jaume Munar | 6/3 6/0 | |
| 44 | 2026-01-05 | 250 | Brisbane Open | Hard (out.) | 16e | #46 | #64 Kamil Majchrzak | 6/7(4) 0/6 | |
| 45 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | QF | #51 | #47 Lorenzo Sonego | 6/4 7/6(6) | |
| 46 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | 8e | #51 | #97 Hugo Gaston | 6/4 0/6 ret. | |
| 47 | 2025-11-03 | 250 | Open de Moselle | Hard (in.) | 16e | #51 | #28 Arthur Rinderknech | 6/4 6/4 | |
| 48 | 2025-10-27 | 1000 | Masters de Paris-Bercy | Hard (in.) | 8e | #51 | #13 Felix Auger-Aliassime | 3/6 6/3 6/2 | |
| 49 | 2025-10-27 | 1000 | Masters de Paris-Bercy | Hard (in.) | 16e | #51 |  #12 Casper Ruud | 6/3 7/5 | |
| 50 | 2025-10-27 | 1000 | Masters de Paris-Bercy | Hard (in.) | 32e | #51 | #54 Marcos Giron | 6/2 7/6(5) |
In progress
Bruxelles Open
Leader(s): srematias Tono
Lyon indoor
Leader(s): GollumRF
Almaty Open
Leader(s): dcb70
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