Stadium: Court 1 Round: 166 Ground: Hardcourt outdoor
| Challenger Winnipeg | 2019/07/08 17:50 | Klein, Brydan v Saraiva, Bernardo | 6-1,6-2 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/19 16:30 | Zsiga, Mate v Saraiva, Bernardo | 6-4,6-3 |
| Challenger Braga | 2019/05/06 09:05 | Saraiva, Bernardo v Verbeek, Sem | 5-7,6-7 |
| ITF M15 Cairo | 2019/05/02 08:00 | Saraiva, Bernardo v Andrzejczuk, Adrian | 0-6,6-4,3-6 |
| ITF M15 Cairo | 2019/05/01 13:25 | Saraiva, Bernardo v Abou Taleb, Belal | 6-4,6-3 |
| ITF M15 Cairo | 2019/04/24 12:35 | Perchicot, Mathieu v Saraiva, Bernardo | 7-6,7-6 |
| ITF M15 Cairo | 2019/04/17 12:05 | Saraiva, Bernardo v Dhoe, Benjamin | 3-6,2-6 |
| ITF - M15 Antalya | 2019/04/09 09:30 | Saraiva, Bernardo v Gelhardt, Luca | 7-5,4-6,8-10 |
| Iowa City, Singles Qualifying M-ITF-USA-22A | 2019/07/18 14:00 | Evan Zhu v Nathan Ponwith | 6-3,6-2 |
| Iowa City, Singles Qualifying M-ITF-USA-22A | 2019/07/16 19:05 | Tristan Boyer v Nathan Ponwith | 6-4,2-6,1-6 |
| ITF M15 Norman | 2019/07/12 15:00 | Rapp, Austin v Nathan Ponwith | 7-6,1-6,7-5 |
| ITF M15 Norman | 2019/07/11 14:00 | Papa, Spencer v Nathan Ponwith | 6-7,4-6 |
| ITF M15 Norman | 2019/07/09 15:00 | Fox, David v Nathan Ponwith | 4-6,2-6 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/18 18:55 | Nathan Ponwith v Gijs Brouwer | 3-6,3-6 |
| ITF M25 Wichita | 2019/06/12 17:25 | Nathan Ponwith v Ezekiel Clark | 1-6,6-1,4-6 |
| ITF M25 Wichita | 2019/06/11 15:00 | Stalder, Reese v Nathan Ponwith | 4-6,6-3,6-10 |