[374] David Perez Sanz 1-6,0-6 Dominik Koepfer [178] 2018-09-18 17:00
Stadium: Court 5 Round: 25 Ground: Hardcourt indoor
Home History
| Challenger Columbus | 2018/09/17 14:00 | David Perez Sanz v Ryan Shane | 2-6,4-6 |
| Challenger Columbus | 2018/09/16 15:30 | David Perez Sanz v Benjamin Lock | 6-1,6-1 |
| Challenger Columbus Qual | 2018/09/15 18:35 | David Perez Sanz v Hunter Tubert | 6-2,6-3 |
| Challenger Cary | 2018/09/11 17:35 | Mikael Ymer v David Perez Sanz | 6-2,2-6,7-6 |
| Challenger Seville | 2018/09/01 17:40 | David Perez Sanz v Jorge Montero | 6-7,7-6,6-3 |
| Challenger Mallorca | 2018/08/26 09:00 | David Perez Sanz v Lloyd Glasspool | 3-6,4-6 |
| ITF Spain F22 | 2018/08/12 19:30 | Mick Lescure v David Perez Sanz | 7-6,6-2 |
| ITF Spain F22 | 2018/08/11 19:00 | Andres Artunedo Martinavarr v David Perez Sanz | 4-6,6-7 |
Away History
| Challenger Cary | 2018/09/13 17:50 | Dominik Koepfer v Reilly Opelka | 6-7,4-6 |
| Challenger Cary | 2018/09/12 19:50 | Alexei Popyrin v Dominik Koepfer | 7-6,6-7,6-7 |
| Challenger Cary | 2018/09/11 21:10 | Roberto Ortega-Olmedo v Dominik Koepfer | 6-3,5-7,1-6 |
| Challenger Chicago | 2018/09/08 19:00 | Dominik Koepfer v Reilly Opelka | 3-6,6-7 |
| Challenger Chicago | 2018/09/07 17:40 | JC Aragone v Dominik Koepfer | 4-6,2-6 |
| Challenger Chicago | 2018/09/06 17:50 | Dominik Koepfer v Mitchell Krueger | 4-6,7-6,6-2 |
| Challenger Chicago | 2018/09/05 15:00 | Dominik Koepfer v Vincent Millot | 6-3,6-4 |
| ATP Winston-Salem | 2018/08/23 00:35 | Taro Daniel v Dominik Koepfer | 7-6,7-6 |