| Challenger Calgary | 11/11 22:30 | 28 | Dominik Koepfer v Gabriel Diallo | Walkover | |
| Challenger Calgary | 11/10 21:15 | 27 | [71] Dominik Koepfer v Zizou Bergs [180] | 6-1,6-3 | |
| Challenger Calgary | 11/08 23:00 | 26 | [71] Dominik Koepfer v Clement Chidekh [397] | 6-3,6-3 | |
| Challenger Calgary | 11/07 01:00 | 25 | [71] Dominik Koepfer v Charles Broom [323] | 6-2,6-3 | |
| ATP Paris | 10/28 14:35 | 14 | [79] Dominik Koepfer v Marcos Giron [57] | 6-7,3-6 | |
| ATP Basel | 10/22 14:45 | 19 | [161] Benjamin Hassan v Dominik Koepfer [78] | 6-2,2-6,6-4 | |
| ATP Basel | 10/21 16:05 | 14 | [160] Sumit Nagal v Dominik Koepfer [78] | 6-3,1-6,6-7 | |
| ATP Antwerp | 10/18 10:30 | 25 | [74] Nuno Borges v Dominik Koepfer [78] | 7-6,6-4 | |
| US Open | 08/30 00:55 | 23 | [1] Carlos Alcaraz v Dominik Koepfer [75] | Retired | |
| ATP Winston-Salem | 08/23 22:05 | 26 | [35] Jiri Lehecka v Dominik Koepfer [78] | 6-3,3-6,6-4 | |
| ATP Winston-Salem | 08/22 19:20 | 25 | [78] Dominik Koepfer v Strong Kirchheimer [416] | 6-3,6-2 | |
| ATP Winston-Salem | 08/21 20:30 | 24 | [78] Dominik Koepfer v Constant Lestienne [103] | 6-4,3-6,7-6 | |
| ATP Los Cabos | 08/05 02:30 | 28 | [19] Alex De Minaur v Dominik Koepfer [84] | 6-2,6-7,6-1 | |
| ATP Los Cabos | 08/04 00:00 | 27 | [84] Dominik Koepfer v Aleksandar Kovacevic [129] | 6-4,7-5 | |
| ATP Los Cabos | 08/03 01:00 | 26 | [84] Dominik Koepfer v James Duckworth [123] | 6-2,6-2 | |
| ATP Los Cabos | 08/02 01:00 | 25 | [84] Dominik Koepfer v Tomas Barrios Vera [121] | 6-4,6-3 | |
| ATP Atlanta | 07/28 16:00 | 27 | [88] Dominik Koepfer v J.J. Wolf [46] | 2-6,3-6 | |
| ATP Atlanta | 07/27 18:00 | 26 | [30] Daniel Evans v Dominik Koepfer [88] | 6-2,6-7,4-6 | |
| ATP Atlanta | 07/25 19:35 | 25 | [103] John Isner v Dominik Koepfer [88] | 6-3,6-7,6-7 | |
| Wimbledon | 07/03 16:20 | 23 | [86] Dominik Koepfer v Oscar Otte [233] | 5-7,3-6,6-7 | |
| ATP Mallorca | 06/24 11:00 | 14 | Dominik Koepfer v Jiri Vesely | Cancelled | |
| Challenger Nottingham | 06/17 15:00 | 28 | [181] Arthur Cazaux v Dominik Koepfer [95] | 7-5,6-2 | |
| Challenger Nottingham | 06/16 10:00 | 27 | [95] Dominik Koepfer v George Loffhagen [414] | 7-5,4-6,6-3 | |
| Challenger Nottingham | 06/14 12:25 | 26 | [95] Dominik Koepfer v Arthur Fery [409] | 6-4,6-2 | |
| Challenger Nottingham | 06/13 10:00 | 25 | [95] Dominik Koepfer v Laurent Lokoli [186] | 6-2,6-4 | |
| Challenger Nottingham | 06/13 10:00 | 25 | Dominik Koepfer v Jiri Vesely | Cancelled | |
| French Open | 05/26 10:55 | 19 | [102] Dominik Koepfer v Thiago Seyboth Wild [172] | 1-6,1-6 | |
| French Open | 05/24 14:10 | 15 | [102] Dominik Koepfer v Federico Delbonis [236] | 6-1,7-6 | |
| French Open | 05/23 14:40 | 14 | [125] Zsombor Piros v Dominik Koepfer [102] | 5-7,6-2,1-6 | |
| Challenger Turin | 05/20 14:10 | 29 | [337] Federico Gaio v Dominik Koepfer [149] | 7-6,2-6,0-6 |
Wikipedia - Dominik Koepfer
Dominik Koepfer (born 29 April 1994), also spelled Köpfer, is a German professional tennis player. He achieved a career-high ATP singles ranking of world No. 49 on 4 March 2024, and a doubles ranking of No. 92 on 14 February 2022. He played college tennis at Tulane University.