Daniel Altmaier
| Challenger - Hamburgo | 10/28 12:45 | 25 | Daniel Masur v Daniel Altmaier | Cancelled | |
| ATP - Colónia 2 | 10/19 16:00 | 25 | [85] Egor Gerasimov v Daniel Altmaier [122] | 6-1,6-0 | |
| ATP - Colónia | 10/13 12:00 | 25 | [122] Daniel Altmaier v Henri Laaksonen [139] | 6-3,3-6,6-7 | |
| Open de França | 10/05 18:30 | 26 | [18] Pablo Carreño Busta v Daniel Altmaier [186] | 6-2,7-5,6-2 | |
| Open de França | 10/03 09:00 | 25 | [186] Daniel Altmaier v Matteo Berrettini [8] | 6-2,7-6,6-4 | |
| Open de França | 10/01 10:30 | 24 | [32] Jan-Lennard Struff v Daniel Altmaier [186] | 3-6,6-7,3-6 | |
| Open de França | 09/28 18:05 | 23 | [186] Daniel Altmaier v Feliciano Lopez [57] | 7-6,6-4,6-4 | |
| Open de França | 09/24 12:15 | 19 | [223] Ruben Bemelmans v Daniel Altmaier [185] | 3-6,6-1,3-6 | |
| Open de França | 09/23 11:05 | 15 | [244] Hiroki Moriya v Daniel Altmaier [185] | 1-6,2-6 | |
| Open de França | 09/21 13:30 | 14 | [183] Daniel Altmaier v Tallon Griekspoor [138] | 6-1,6-3 | |
| Challenger - Aix en Provence | 09/12 14:30 | 28 | [219] Oscar Otte v Daniel Altmaier [221] | Retired | |
| Challenger - Aix en Provence | 09/12 10:10 | 27 | [221] Daniel Altmaier v Pablo Cuevas [61] | 7-5,6-3 | |
| Challenger - Aix en Provence | 09/11 14:00 | 26 | [221] Daniel Altmaier v Pedro Sousa [110] | 7-5,6-3 | |
| Challenger - Aix en Provence | 09/08 11:20 | 25 | [103] Federico Coria v Daniel Altmaier [221] | 1-6,6-4,3-6 | |
| Challenger - Cordenons | 09/05 17:00 | 28 | [217] Carlos Alcaraz v Daniel Altmaier [221] | 6-1,7-6 | |
| Challenger - Cordenons | 09/04 18:10 | 27 | [258] Lorenzo Musetti v Daniel Altmaier [221] | 6-7,2-6 | |
| Challenger - Cordenons | 09/03 11:00 | 26 | Daniel Altmaier v Luciano Darderi | 6-4,6-2 | |
| Challenger - Cordenons | 09/01 11:10 | 25 | [216] Tommy Robredo v Daniel Altmaier [221] | 1-6,6-3,6-7 | |
| Challenger - Trieste | 08/24 12:10 | - | [218] Daniel Altmaier v Lorenzo Musetti [280] | 3-6,2-6 | |
| Challenger - Todi | 08/19 12:00 | 26 | [219] Daniel Altmaier v Gian Marco Moroni [236] | 6-3,4-6,4-6 | |
| Challenger - Todi | 08/17 12:30 | - | [153] Lorenzo Giustino v Daniel Altmaier [219] | 6-3,3-6,2-6 | |
| DTB German Pro Series | 06/27 12:00 | 1 | Daniel Altmaier v Christoph Negritu | 6-4,7-5 | |
| DTB German Pro Series | 06/26 14:40 | 1 | Daniel Altmaier v Christoph Negritu | 7-6,6-1 | |
| DTB German Pro Series | 06/25 12:00 | 1 | [143] Yannick Hanfmann v Daniel Altmaier [219] | 6-4,6-2 | |
| DTB German Pro Series | 06/24 15:20 | 1 | Daniel Altmaier v Mats Rosenkranz | 2-6,6-4,6-4 | |
| DTB German Pro Series | 06/14 14:50 | 1 | [133] Cedrik-Marcel Stebe v Daniel Altmaier [219] | 5-7,6-4,3-6 | |
| DTB German Pro Series | 06/13 14:00 | 1 | Maximilian Marterer v Daniel Altmaier | 3-6,0-6 | |
| DTB German Pro Series | 06/13 11:30 | - | [376] Maximilian Marterer v Daniel Altmaier [219] | 3-6,0-6 | |
| DTB German Pro Series | 06/12 10:10 | 1 | Daniel Altmaier v Niklas Guttau | 6-3,4-6,6-3 | |
| DTB German Pro Series | 06/11 11:40 | 1 | [219] Daniel Altmaier v Lucas Gerch [442] | 6-2,7-6 |
Wikipedia - Daniel Altmaier
Daniel Altmaier (German pronunciation: [ˈdaːni̯eːl ˈaltmaɪ̯ɐ]; born 12 September 1998) is a German professional tennis player. He has a career high ATP singles ranking of world No. 47, achieved on 2 October 2023. He is the current German No. 4.