Stadium: Court 3 Round: 45 Ground: Clay
| 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 Cancun | 2019/05/21 13:30 | Finn Bass v Lucas Gessner | 6-0,4-6,6-2 |
| ITF M15 Orange Park | 2019/04/15 14:00 | Lucas Gessner v Kevin Major | 2-6,2-6 |
| ITF M25 Buenos Aires | 2019/07/02 12:00 | Leonardo Aboian v Petr Iamachkine | 6-3,3-6,10-7 |
| ITF M25 Buenos Aires | 2019/07/01 12:00 | Petr Iamachkine v Alan Postay | 6-2,6-2 |
| ITF M15 Tabarka | 2019/06/10 08:00 | Petr Iamachkine v Valentin Vacherot | 1-6,3-6 |
| ITF M15 Tabarka | 2019/06/03 14:30 | Mattia Frinzi v Petr Iamachkine | 6-3,6-1 |
| ITF M15 Tabarka | 2019/06/03 08:00 | Petr Iamachkine v Nicolas Bianchi | 5-7,6-4,11-9 |
| ITF M15 Tabarka | 2019/05/29 10:45 | Michal Dembek v Petr Iamachkine | 3-6,6-1,7-5 |
| ITF M15 Tabarka | 2019/05/28 13:30 | Ameur Ben Hassen v Petr Iamachkine | 2-6,6-7 |
| ITF M15 Tabarka | 2019/05/28 10:00 | Nicolas Bruna v Petr Iamachkine | 6-7,5-7 |