Ground: Hardcourt indoor
| ATP Newport Qual | 2015/07/11 22:45 | Adrien Bossel v Frederik Nielsen | 6-1,6-3 |
| ITF Greece F4 | 2015/04/14 09:10 | Joe Salisbury v Frederik Nielsen | 7-6,6-4 |
| Challenger St Brieuc | 2015/04/07 14:30 | Frederik Nielsen v Jesse Huta Galung | 3-6,6-7 |
| Davis Cup | 2015/03/08 08:00 | Andrey Kuznetsov v Frederik Nielsen | 7-5,6-3,6-2 |
| Challenger Wroclaw | 2015/02/17 15:25 | Konstantin Kravchuk v Frederik Nielsen | 6-7,6-2,6-3 |
| Challenger Wroclaw Qual | 2015/02/16 11:00 | Mikhail Elgin v Frederik Nielsen | 3-6,6-3,6-7 |
| ITF USA F4 | 2015/01/18 19:00 | Frederik Nielsen v Takanyi Garanganga | 7-6,3-6,4-6 |
| ITF USA F4 | 2015/01/17 19:00 | Frederik Nielsen v Alexander Sarkissian | 3-6,6-4,6-3 |
| US Open | 2015/09/04 22:55 | Jeremy Chardy v David Ferrer | 7-6,4-6,6-3,6-1 |
| US Open | 2015/09/02 15:00 | Filip Krajinovic v David Ferrer | 5-7,5-7,6-7 |
| US Open | 2015/08/31 19:20 | Radu Albot v David Ferrer | 6-4,5-7,1-6,0-6 |
| ATP Madrid | 2015/05/08 20:25 | David Ferrer v Kei Nishikori | 4-6,2-6 |
| ATP Madrid | 2015/05/07 14:50 | David Ferrer v Fernando Verdasco | 5-7,6-3,6-4 |
| ATP Madrid | 2015/05/06 11:00 | David Ferrer v Albert Ramos-Vinolas | 6-4,6-0 |
| ATP Barcelona | 2015/04/25 14:00 | David Ferrer v Pablo Andujar | 6-7,3-6 |
| ATP Barcelona | 2015/04/24 14:35 | Philipp Kohlschreiber v David Ferrer | 3-6,6-7 |