Stadium: Court 11 Round: 45 Ground: Clay
| Challenger - Punta del Este | 2019/01/21 18:50 | Souza, Joao Olavo v Preston Brown | 6-2,6-4 |
| ITF - M15 Monastir | 2019/01/15 10:15 | Luca Giacomini v Preston Brown | 6-2,6-3 |
| ITF - M15 Monastir | 2019/01/08 08:45 | Hendrik Jebens v Preston Brown | 6-3,6-0 |
| ITF - M15 Monastir | 2019/01/07 15:00 | Preston Brown v Brutscher, Tobias | 6-1,6-2 |
| ITF Dominican Republic F2 | 2018/12/03 13:00 | Newman, Baker v Preston Brown | 6-2,6-4 |
| ITF Dominican Republic F2 | 2018/12/02 15:00 | Eguez, Sebastian v Preston Brown | 3-6,1-6 |
| ITF Dominican Republic F2 | 2018/12/01 18:00 | Santamaria, Felipe v Preston Brown | 5-7,6-2,0-6 |
| ITF Mozambique F2 | 2018/11/12 09:35 | Lu, Tyler v Preston Brown | 6-7,6-3,6-4 |
| Palm Coast, Singles M-ITF-USA-05A | 2019/01/21 15:00 | Sundaram, Ritik v Fernando Yamacita | 6-3,2-6,10-8 |
| ITF M15 Naples | 2019/01/15 15:30 | Ore, I. A. v Fernando Yamacita | 7-6,6-0 |
| ITF M15 Naples | 2019/01/14 17:00 | Jordan Chiu v Fernando Yamacita | 1-6,0-6 |
| ITF Brazil F9 | 2018/11/16 18:45 | Fernando Yamacita v Daniel Dutra Da Silva | 0-6,2-6 |
| ITF Brazil F9 | 2018/11/15 13:00 | Fernando Yamacita v Luis Britto | 6-3,7-6 |
| ITF Brazil F9 | 2018/11/13 14:20 | Fernando Yamacita v Ono, Vinicius | 6-3,6-3 |
| ITF Brazil F8 | 2018/11/05 16:00 | Soares Klier, Gilbert v Fernando Yamacita | 6-2,6-2 |
| ITF Brazil F7 | 2018/10/29 13:30 | Soares Klier, Gilbert v Fernando Yamacita | 6-4,6-2 |