Stadium: Centre Court Round: 24 Ground: Clay
| ITF Poland F7 | 2018/08/19 09:00 | Jeremy Jahn v Pedro Sakamoto | 6-3,6-4 |
| Challenger Santiago | 2019/03/04 15:45 | Pedro Sakamoto v Thiago Seyboth Wild | 6-2,2-6,3-6 |
| ATP Sao Paulo | 2019/02/26 14:30 | Pedro Sakamoto v Jaume Munar | 3-6,2-6 |
| ATP Sao Paulo | 2019/02/24 16:40 | Carlos Berlocq v Pedro Sakamoto | 6-7,4-6 |
| ATP Sao Paulo | 2019/02/23 15:30 | Pedro Sakamoto v Matteo Donati | 6-1,6-4 |
| ITF M25 Weston | 2019/01/30 15:00 | Nicolas Alvarez v Pedro Sakamoto | 6-2,6-1 |
| Challenger Punta del Este | 2019/01/22 17:00 | Matias Franco Descotte v Pedro Sakamoto | 6-4,6-1 |
| ITF M15 Naples | 2019/01/20 16:00 | Sekou Bangoura v Pedro Sakamoto | 7-6,6-0 |
| ITF M15 Naples | 2019/01/19 18:05 | Pedro Sakamoto v Nicolas Mejia | 4-6,6-4,6-2 |
| ITF M15 Quinta Do Lago | 2019/03/20 15:55 | Jonathan Binding v Jeremy Jahn | 2-6,1-6 |
| ITF M25 Kazan | 2019/03/14 08:35 | Jeremy Jahn v Ben Patael | 6-7,5-7 |
| ITF M25 Kazan | 2019/03/13 08:30 | Jeremy Jahn v Kristian Lozan | 6-1,6-3 |
| ITF M25 Kazan | 2019/03/13 07:00 | Jeremy Jahn v Kristian Lozan | 6-1,6-3 |
| ITF M25 Trento | 2019/03/03 09:30 | Jeremy Jahn v Jannik Sinner | 3-6,4-6 |
| ITF M25 Trento | 2019/03/02 13:00 | Julian Lenz v Jeremy Jahn | 6-7,3-6 |
| ITF M25 Trento | 2019/03/01 12:30 | Artem Dubrivnyy v Jeremy Jahn | 0-6,3-6 |
| ITF M25 Trento | 2019/02/28 11:50 | Christopher Heyman v Jeremy Jahn | 6-3,3-6,4-6 |