Stadium: Center Court Round: 24 Ground: Clay
| ITF USA F23 | 2018/08/14 16:25 | Nicolas Alvarez v Soares Klier, Gilbert | 2-6,7-6,6-4 |
| ITF M15 Idanha-a-Nova | 2019/07/04 12:25 | Soares Klier, Gilbert v Matija Pecotic | 2-6,4-6 |
| ITF M15 Idanha-a-Nova | 2019/07/03 12:10 | Soares Klier, Gilbert v Kuzey Cekirge | 6-2,6-3 |
| Netanya, Singles Qualifying M-ITF-ISR-03A | 2019/06/23 06:30 | Soares Klier, Gilbert v Yshai Oliel | 6-3,4-6,3-6 |
| Netanya, Singles Qualifying M-ITF-ISR-03A | 2019/06/22 06:30 | Soares Klier, Gilbert v Vladyslav Orlov | 7-6,7-5 |
| Netanya, Singles Qualifying M-ITF-ISR-03A | 2019/06/21 08:10 | Kobelt, Peter v Soares Klier, Gilbert | 3-6,0-6 |
| Netanya, Singles Qualifying M-ITF-ISR-03A | 2019/06/20 06:30 | Elia, Alon v Soares Klier, Gilbert | 4-6,5-7 |
| Netanya, Singles Qualifying M-ITF-ISR-03A | 2019/06/19 06:30 | Barkai, Yannai v Soares Klier, Gilbert | 3-6,4-6 |
| ITF M15 Akko | 2019/06/16 08:00 | Soares Klier, Gilbert v Yshai Oliel | 4-6,6-4,6-1 |
| Challenger - Buenos Aires | 2019/09/24 17:30 | Nicolas Alvarez v Thiago Seyboth Wild | 4-6,4-6 |
| Challenger - Buenos Aires | 2019/09/23 18:50 | Nicolas Alvarez v Juan Manuel Cerundolo | 6-3,6-0 |
| Challenger Seville | 2019/09/10 15:30 | Lorenzi, Paolo v Nicolas Alvarez | 7-5,6-3 |
| Challenger Seville | 2019/09/09 09:00 | Nicolas Alvarez v Okala, Jules | 6-2,6-4 |
| ITF M25 Oviedo | 2019/09/05 13:30 | Orlando Luz v Nicolas Alvarez | 5-7,6-3,7-6 |
| ITF M25 Oviedo | 2019/09/04 08:00 | Nicolas Alvarez v Benjamin Bonzi | 6-4,6-2 |
| ITF M25 Oviedo | 2019/09/02 17:00 | Nicolas Alvarez v Gennaro, Dante | 6-2,6-4 |
| Donostia-San-Sebastian,Singles Quali M-ITF-ESP-23A | 2019/08/30 09:00 | Nicolas Alvarez v Orlando Luz | 2-6,6-3,5-7 |