Ground: Clay
| 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 |
| ITF Colombia F2 | 2014/04/26 15:00 | Arthur De Greef v Nicolas Barrientos | 6-4,3-6,2-6 |
| ITF Colombia F2 | 2014/04/24 19:30 | Nicolas Barrientos v Eduardo Struvay | 6-7,7-5,6-4 |
| Challenger San Luis Potosi | 2014/04/17 20:00 | Adrian Menendez-Maceiras v Nicolas Barrientos | 7-5,6-1 |