| Challenger Nottingham Qual | 06/09 13:40 | 45 | Dominik Koepfer v Brandon Murphy | 7-6,6-4 | |
| Challenger Surbiton Qual | 06/04 11:20 | 54 | [237] Dominik Koepfer v Daniel Brands [334] | 6-7,1-6 | |
| Challenger Surbiton Qual | 06/03 12:45 | 46 | [170] Filip Peliwo v Dominik Koepfer [237] | 6-7,6-3,4-6 | |
| Challenger Surbiton Qual | 06/02 14:30 | 45 | [104] N.Sriram Balaji v Dominik Koepfer [237] | 7-6,1-6,2-6 | |
| ATP Geneva | 05/21 10:00 | 25 | [249] Dominik Koepfer v Guido Pella [81] | 3-6,4-6 | |
| ATP Geneva Qual | 05/20 10:15 | 164 | [137] Pablo Andujar v Dominik Koepfer [248] | 3-6,5-7 | |
| ATP Geneva Qual | 05/19 12:10 | 64 | [436] Gerard Granollers v Dominik Koepfer [248] | 2-6,0-6 | |
| Challenger Heilbronn | 05/17 15:05 | 26 | [193] Juan Ignacio Londero v Dominik Koepfer [248] | 7-6,5-7,6-3 | |
| Challenger Heilbronn | 05/15 15:15 | 25 | [248] Dominik Koepfer v Daniel Masur [380] | 7-5,6-4 | |
| Challenger Savannah | 04/30 14:00 | 25 | [240] Guilherme Clezar v Dominik Koepfer [243] | 6-2,6-3 | |
| Challenger Tallahassee | 04/24 21:30 | 25 | [233] Dominik Koepfer v Noah Rubin [252] | 6-7,2-6 | |
| Challenger Sarasota | 04/16 14:00 | 25 | [168] Akira Santillan v Dominik Koepfer [230] | 6-3,3-6,6-2 | |
| ATP Houston Qual | 04/07 19:30 | 26 | [227] Dominik Koepfer v Akira Santillan [170] | 4-6,3-6 | |
| Challenger Panama City | 04/03 16:00 | 25 | [227] Dominik Koepfer v Cristian Rodriguez [390] | 4-6,6-4,4-6 | |
| Challenger Drummondville | 03/15 18:40 | 26 | Dominik Koepfer v Evan King | 4-6,6-7 | |
| Challenger Drummondville | 03/13 14:00 | 25 | Pavel Krainik v Dominik Koepfer | 6-3,5-7,2-6 | |
| ITF Canada F2 | 03/11 17:00 | 29 | Dominik Koepfer v Michael Redlicki | 6-7,7-5,6-2 | |
| ITF Canada F2 | 03/10 09:00 | 28 | JC Aragone v Dominik Koepfer | 6-7,3-6 | |
| ITF Canada F2 | 03/09 16:00 | 27 | Ugo Humbert v Dominik Koepfer | 4-6,4-6 | |
| ITF Canada F2 | 03/08 15:00 | 26 | Alejandro Gonzalez v Dominik Koepfer | 3-6,1-6 | |
| ITF Canada F2 | 03/06 16:45 | 25 | Ronnie Schneider v Dominik Koepfer | 6-3,3-6,0-6 | |
| ITF Canada F1 | 03/03 17:30 | 28 | Dominik Koepfer v Ugo Humbert | 5-7,0-6 | |
| ITF Canada F1 | 03/03 00:00 | 27 | Dominik Koepfer v Samuel Monette | 7-6,4-6,6-2 | |
| ITF Canada F1 | 03/01 16:00 | 26 | Dominik Koepfer v Pavel Krainik | 6-2,6-4 | |
| ITF Canada F1 | 02/28 22:40 | 25 | Dominik Koepfer v Cannon Kingsley | 6-4,6-2 | |
| Challenger San Francisco | 02/12 00:00 | 29 | Dominik Koepfer v Jason Jung | 4-6,6-2,6-7 | |
| Challenger San Francisco | 02/11 01:30 | 28 | Dennis Novikov v Dominik Koepfer | 3-6,1-6 | |
| Challenger San Francisco | 02/09 23:45 | 27 | Dominik Koepfer v Bradley Klahn | 6-2,7-6 | |
| Challenger San Francisco | 02/08 01:30 | 26 | Denis Kudla v Dominik Koepfer | 6-7,3-6 | |
| Challenger San Francisco | 02/06 00:10 | 25 | Dominik Koepfer v Jan Satral | 6-2,6-2 |
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.