Round: 25 Ground: Hardcourt outdoor
| Challenger Marburg | 2014/06/29 12:00 | Horacio Zeballos v Thiemo De Bakker | 3-6,6-3,6-3 |
| Challenger Marburg | 2014/06/29 08:00 | Joao Souza v Thiemo De Bakker | 5-7,3-6 |
| Challenger Marburg | 2014/06/27 13:40 | Thiemo De Bakker v Henri Laaksonen | 7-5,6-2 |
| Challenger Marburg | 2014/06/24 10:00 | Thiemo De Bakker v Adam Pavlásek | 6-2,6-2 |
| ATP Houston Qual | 2014/04/07 17:00 | Peter Polansky v Thiemo De Bakker | 6-4,6-3 |
| ATP Miami | 2014/03/23 18:40 | Roger Federer v Thiemo De Bakker | 6-3,6-3 |
| ATP Miami | 2014/03/21 19:55 | Thiemo De Bakker v Fernando Verdasco | 7-6,6-7,6-2 |
| ATP Miami Qual | 2014/03/18 14:30 | Thiemo De Bakker v Evgeny Donskoy | 7-6,7-6 |
| Challenger Tiburon Qual | 2014/10/06 17:00 | Nils Langer v Sekou Bangoura | 6-3,6-4 |
| ITF Germany F13 | 2014/08/24 11:00 | Maximilian Marterer v Nils Langer | 4-6,6-3,2-6 |
| ITF Germany F13 | 2014/08/23 11:00 | Florian Fallert v Nils Langer | 4-6,6-3,5-7 |
| ITF Germany F13 | 2014/08/22 12:30 | Kevin Krawietz v Nils Langer | 5-7,6-7 |
| ITF Germany F13 | 2014/08/21 12:00 | Adrian Obert v Nils Langer | 3-6,1-6 |
| ITF France F11 | 2014/06/22 12:30 | Nils Langer v Jordan Ubiergo | 7-6,6-3 |
| ITF France F11 | 2014/06/21 11:55 | Julien Obry v Nils Langer | 6-4,4-6,4-6 |
| ITF France F11 | 2014/06/20 14:00 | Nils Langer v Laurent Rochette | 6-2,6-4 |