Stadium: Court 3 Round: 45 Ground: Clay
| ITF M15 Santiago | 2019/09/30 12:00 | Nicolas Bianchi v Lucas Gessner | 6-2,6-0 |
| ITF M15 Buenos Aires | 2019/09/15 14:00 | Nicolas Uryson v Lucas Gessner | 6-2,6-4 |
| ITF M15 Curitiba | 2019/06/24 15:55 | Lucas Gessner v Charles Force | 6-0,5-7,9-11 |
| ITF M15 Sao JDR Preto | 2019/06/17 16:00 | Andre Miele v Lucas Gessner | 6-2,6-2 |
| ITF M15 Cancun | 2019/06/10 19:00 | Mwendwa Mbithi v Lucas Gessner | 6-2,6-2 |
| ITF M15 Cancun | 2019/06/10 14:30 | Lucas Gessner v Wulfrano M M Esdras | 6-4,6-3 |
| ITF M15 Cancun | 2019/06/03 13:30 | Austin Rapp v Lucas Gessner | 6-1,6-1 |
| ITF M15 Cancun | 2019/05/27 15:30 | Lucas Gessner v Rowland Phillips | 3-6,4-6 |
| ITF M15 Santiago | 2019/10/02 18:45 | Pedro Iamachkine v Guido Ivan Justo | 6-7,7-5,4-6 |
| ITF M15 Santiago | 2019/10/02 11:00 | Pedro Iamachkine v Thiago Cigarran | 6-3,4-6,10-6 |
| ITF M15 Buenos Aires | 2019/09/16 15:00 | Alejo Vilaro v Pedro Iamachkine | 6-1,7-6 |
| ITF M15 Buenos Aires | 2019/09/15 17:00 | Vitor Leal v Pedro Iamachkine | 3-6,5-7 |
| ITF M15 Tabarka | 2019/08/01 14:00 | Filip Cristian Jianu v Pedro Iamachkine | 6-3,6-2 |
| ITF M15 Tabarka | 2019/07/31 14:00 | Anirudh Chandrasekar v Pedro Iamachkine | 3-6,7-6,3-6 |
| ITF M15 Tabarka | 2019/07/29 13:30 | Mousa Alkotop v Pedro Iamachkine | 6-7,4-6 |
| ITF M15 Tabarka | 2019/07/29 07:30 | Skander Ben Abdallah v Pedro Iamachkine | 2-6,3-6 |