Ground: Clay
| ITF Colombia F5 | 2014/09/12 15:00 | Fabiano De Paula v Nicolas Barrientos | 2-6,6-4,6-3 |
| ITF Colombia F3 | 2014/08/20 16:55 | Nicolas Barrientos v Juan Manuel Benitez Chavarriaga | 6-7,4-6 |
| ITF Colombia F3 | 2014/08/18 15:55 | Nicolas Barrientos v Bastian Malla | 6-3,6-3 |
| ATP Stuttgart Qual | 2014/07/05 12:35 | Robin Kern v Nicolas Barrientos | 7-6,7-6 |
| ITF Mexico F4 | 2014/05/14 22:50 | Eduardo Struvay v Nicolas Barrientos | 6-4,6-4 |
| ITF Mexico F3 | 2014/05/09 16:55 | Christopher Diaz-Figueroa v Nicolas Barrientos | 6-3,6-7,6-2 |
| ITF Mexico F3 | 2014/05/07 15:00 | Mateo Nicolas Martinez v Nicolas Barrientos | 4-6,4-6 |
| Challenger Cali 2 | 2014/05/02 02:00 | Facundo Bagnis v Nicolas Barrientos | 6-2,6-3 |