Round: 25 Ground: Clay
| ITF Brazil F1 | 2015/06/09 13:30 | Marcelo Zormann v Ricardo Hocevar | 7-6,6-7,6-2 |
| ITF Colombia F2 | 2015/05/18 17:00 | Marcelo Zormann v Felipe Escobar | 6-4,6-3 |
| ITF Colombia F1 | 2015/05/14 15:00 | Marcelo Zormann v Emilio Gomez | 3-6,4-6 |
| ITF Colombia F1 | 2015/05/13 18:10 | Marcelo Zormann v Nicolas Santos | 0-6,6-4,6-2 |
| ITF Colombia F1 | 2015/05/11 15:00 | Juan Sebastian Gomez v Marcelo Zormann | 2-6,3-6 |
| ITF USA F9 Qual | 2015/02/21 20:00 | Marcelo Zormann v Orlando Luz | 6-7,4-6 |
| ITF USA F9 Qual | 2015/02/20 23:00 | Marcelo Zormann v Dmytro Kamynin | 6-3,6-2 |
| ITF USA F8 | 2015/02/18 18:00 | Marcelo Zormann v Jesse Witten | 6-3,6-2 |