Ground: Hardcourt outdoor
| ITF Portugal F10 | 2015/07/16 16:00 | Lizen, Aswin v Dowson, Dan | 6-2,0-6,6-4 |
| ITF Portugal F10 | 2015/07/15 14:30 | Dowson, Dan v Joao Domingues | 6-2,6-4 |
| ITF Portugal F9 | 2015/07/13 08:00 | Dowson, Dan v Poncelet, Victor | 6-3,7-6 |
| ITF Egypt F33 | 2015/06/18 19:00 | Dowson, Dan v Maccari, Federico | 0-6,4-6 |
| ITF Egypt F33 | 2015/06/11 17:25 | Mohamed Safwat v Dowson, Dan | 6-1,6-3 |
| ITF Egypt F33 | 2015/06/09 14:30 | Kossek, Daniel v Dowson, Dan | 0-6,2-6 |
| ITF Egypt F33 | 2015/06/07 14:30 | Dowson, Dan v Wakita, Shunsuke | 2-6,6-2,6-1 |
| ITF Spain F15 Qual | 2015/05/25 07:00 | Cancel, Thibault v Dowson, Dan | 6-2,4-6,7-6 |
| ITF Portugal F9 | 2015/07/12 09:30 | Poncelet, Victor v Lourenco, Diogo | 6-2,7-5 |
| ITF Portugal F7 Qual | 2015/05/24 10:30 | Kody Pearson v Lourenco, Diogo | 6-3,4-6,6-2 |
| ITF Portugal F7 Qual | 2015/05/23 08:00 | Coelho, Fabio v Lourenco, Diogo | 5-7,2-6 |
| ITF Portugal F6 Qual | 2015/05/16 12:00 | Lourenco, Diogo v Gleeson, Alan | 1-6,4-6 |
| ITF Portugal F5 | 2015/05/13 09:00 | Lourenco, Diogo v Brechemier, Thomas | 2-6,3-6 |
| ITF Portugal F5 Qual | 2015/05/11 11:30 | Roque, Bernardo v Lourenco, Diogo | 3-6,2-6 |
| ITF Portugal F5 Qual | 2015/05/10 12:00 | Semedo, Miguel v Lourenco, Diogo | 6-1,3-6,6-7 |
| ITF Spain F7 | 2015/03/29 15:00 | Deus, Nuno v Lourenco, Diogo | 6-2,6-2 |