Stadium: Court 2 Round: 60 Ground: Hardcourt outdoor
| ITF USA F29 | 2018/10/26 20:30 | Siegler, Louis v Cungu, Rrezart | 3-6,5-7 |
| ITF USA F22 Qual | 2018/08/05 16:00 | Siegler, Louis v Blumenberg, Alex | 6-3,3-6,2-6 |
| ITF USA F22 Qual | 2018/08/04 16:00 | Gore, Rico v Siegler, Louis | 0-6,0-6 |
| Challenger Bastad Qual | 2018/07/07 08:15 | Siegler, Louis v Patael, Ben | 0-6,1-6 |
| ITF USA F12 | 2018/04/22 18:30 | Torres, Richard v Siegler, Louis | 7-5,6-0 |
| ITF USA F11 | 2018/04/14 16:30 | Siegler, Louis v Acob, Zandrix | 4-6,2-6 |
| ITF USA F6 | 2018/01/29 16:00 | Siegler, Louis v Pratt, Jared | 0-6,4-6 |
| ITF USA F6 | 2018/01/28 13:30 | Siegler, Louis v van Meter, Joseph W | 6-2,6-1 |
| Santo Domingo, Dominican Republic | 2018/10/06 14:00 | Peter Bertran v Escobar, Gonzalo | 2-6,0-6 |
| ITF Bolivia F3 | 2018/09/25 17:35 | Peter Bertran v Derdoy, Felipe | 6-4,4-6,4-6 |
| ITF Bolivia F3 | 2018/09/24 13:00 | Peter Bertran v Alejandro H Franco | 6-4,7-5 |
| ITF Bolivia F3 | 2018/09/23 16:30 | Fernandez Vina, Nicolas v Peter Bertran | 2-6,3-6 |
| ITF Bolivia F2 | 2018/09/18 23:10 | Peter Bertran v Zukas, Matias | 1-6,0-6 |
| ITF Bolivia F2 | 2018/09/17 18:00 | Peter Bertran v Zaidman, Nicolas | 6-1,4-6,6-3 |
| ITF Bolivia F2 | 2018/09/16 14:00 | Ortiz, Daniel Alejandro v Peter Bertran | 1-6,2-6 |
| ITF Peru F2 | 2017/12/19 19:25 | Nicolas Alvarez v Peter Bertran | 6-2,4-6,6-1 |