Round: 25 Ground: Hardcourt outdoor
| ITF Spain F14 | 2014/06/19 16:00 | Jorge Hernando-Ruano v Frederik Nielsen | 6-3,6-4 |
| ITF Portugal F7 | 2016/05/27 10:50 | Pedro Sousa v Jorge Hernando-Ruano | 6-2,6-4 |
| ITF Portugal F7 | 2016/05/26 15:35 | Billy Harris v Jorge Hernando-Ruano | 4-6,5-7 |
| ITF Portugal F6 | 2016/05/17 12:00 | Jorge Hernando-Ruano v Erik Crepaldi | 6-4,3-6,6-7 |
| ITF Portugal F5 | 2016/05/12 15:45 | Jorge Hernando-Ruano v Mick Lescure | 2-6,6-4,4-6 |
| ITF Portugal F5 | 2016/05/11 14:45 | Joao Domingues v Jorge Hernando-Ruano | 6-2,3-6,2-6 |
| ITF Spain F11 | 2016/04/26 10:30 | Elie Rousset v Jorge Hernando-Ruano | 6-3,6-4 |
| ITF Spain F10 | 2016/04/18 09:30 | Jorge Hernando-Ruano v Ricardo Ojeda Lara | 1-6,1-6 |
| ITF Portugal F2 | 2016/03/03 13:50 | Jorge Hernando-Ruano v Pablo Vivero Gonzalez | 1-6,3-6 |
| ITF Israel F6 | 2016/03/24 10:25 | Amir Weintraub v Frederik Nielsen | 6-3,6-4 |
| ITF Israel F6 | 2016/03/23 10:20 | Dmytro Kamynin v Frederik Nielsen | 3-6,6-4,3-6 |
| ITF Israel F6 | 2016/03/22 11:05 | Corentin Denolly v Frederik Nielsen | 3-6,7-6,2-6 |
| Davis Cup | 2016/03/04 11:55 | George Tsivadze v Frederik Nielsen | 6-7,0-6,1-6 |
| Challenger Wroclaw Qual | 2016/02/14 11:55 | Frederik Nielsen v Mats Moraing | 2-6,4-6 |
| Challenger Wroclaw Qual | 2016/02/13 09:20 | Frederik Nielsen v Jeremy Jahn | 6-4,7-6 |
| Challenger Knoxville | 2015/11/10 16:30 | Frederik Nielsen v James Duckworth | 6-7,4-6 |
| Challenger Charlottesville | 2015/11/05 18:35 | Tommy Paul v Frederik Nielsen | 6-3,6-3 |