| ITF Alemania F9 | 07/25 11:35 | 26 | Marcelo Zormann v Louroi Martinez | 4-6,6-4,1-6 | |
| ITF Alemania F9 | 07/24 12:20 | 25 | Marcelo Zormann v Ondrej Krstev | 6-4,6-1 | |
| ITF Alemania F8 | 07/18 13:00 | 25 | [390] Elmar Ejupovic v Marcelo Zormann [291] | 6-4,6-4 | |
| ITF Países Bajos F3 | 07/10 13:45 | 25 | [308] Marcelo Zormann v Tom Farquharson [480] | 7-6,5-7,5-7 | |
| ITF Brasil F4 | 05/15 20:00 | 25 | Marcelo Zormann v Thiago Seyboth Wild | 3-6,6-4,3-6 | |
| ITF Brasil F3 | 05/13 13:30 | 29 | Oscar Jose Gutierrez v Marcelo Zormann | 6-2,6-2 | |
| ITF Brasil F3 | 05/12 14:00 | 28 | Tomas Martin Etcheverry v Marcelo Zormann | 7-5,6-7,4-6 | |
| ITF Brasil F3 | 05/11 15:30 | 27 | [336] Marcelo Zormann v Daniel Dutra Da Silva [374] | 6-4,7-5 | |
| ITF Brasil F3 | 05/09 23:25 | 26 | Carlos Eduardo Severino v Marcelo Zormann | 1-6,1-6 | |
| ITF Brasil F3 | 05/08 13:00 | 25 | Alejo Vilaro v Marcelo Zormann | 4-6,6-7 | |
| ITF Brasil F2 | 05/04 17:30 | 27 | Marcelo Zormann v Gonzalo Villanueva | 6-4,6-7,5-7 | |
| ITF Brasil F2 | 05/03 15:00 | 26 | Christian Lindell v Marcelo Zormann | 6-7,4-6 | |
| ITF Brasil F2 | 05/01 22:25 | 25 | [330] Marcelo Zormann v Eduardo Dischinger [497] | 6-4,6-2 | |
| ITF Brasil F1 | 04/26 15:30 | 26 | Marcelo Zormann v Thiago Seyboth Wild | 2-6,3-6 | |
| ITF Brasil F1 | 04/24 23:15 | 25 | Marcelo Zormann v Sergio Luis H Ramirez | 7-6,6-1 | |
| ITF Turquía F13 | 04/01 08:30 | 62 | Marcelo Zormann v Christian Oliveira | 3-6,5-7 | |
| ITF Turquía F13 | 03/31 11:00 | 62 | Marcelo Zormann v Grigoriy Lomakin | 4-6,7-6,7-6 | |
| ITF Turquía F11 | 03/22 10:20 | 26 | Luis Patino v Marcelo Zormann | 6-0,6-4 | |
| ITF Turquía F11 | 03/20 07:30 | 25 | Olexiy Kolisnyk v Marcelo Zormann | 6-3,6-7,4-6 | |
| ITF Turquía F10 | 03/14 09:25 | 25 | Dennis Novak v Marcelo Zormann | 6-2,6-2 | |
| ITF Turquía F9 | 03/05 07:00 | 62 | Marcelo Zormann v Filip Bergevi | 3-6,4-6 | |
| ITF Turquía F9 | 03/04 07:00 | 62 | Marcelo Zormann v Felix Morck | 6-2,6-4 | |
| ITF Brasil F4 | 11/27 17:00 | 25 | [323] Marcelo Zormann v Rafael Matos [397] | 1-6,5-7 | |
| ITF Brasil F3 | 11/20 14:00 | 25 | Marcelo Zormann v Igor Sao Thiago | 4-6,7-5,6-7 | |
| ITF Brasil F2 | 11/15 13:00 | 26 | [454] José Pereira v Marcelo Zormann [353] | 3-6,6-3,6-1 | |
| ITF Brasil F2 | 11/13 22:45 | 25 | Joao P Alcantara v Marcelo Zormann | 1-6,0-6 | |
| ITF Túnez F30 | 10/12 08:30 | 26 | Marcelo Zormann v Cristian Carli | 1-6,2-6 | |
| ITF Túnez F30 | 10/10 08:30 | 25 | Nicolo Turchetti v Marcelo Zormann | 3-6,2-6 | |
| ITF Túnez F29 | 10/07 14:35 | 26 | Michael Vrbensky v Marcelo Zormann | 1-6,6-2,10-8 | |
| ITF Túnez F29 | 10/06 14:55 | 25 | [370] Marcelo Zormann v Nicolas Santos [386] | 6-3,6-3 |