| UTR Pro Tennis Series California | 2021/11/15 22:00 | Rithvik Krishna v Roberto, Riccardo | 5-7,4-6 |
| UTR Pro Tennis Series California | 2021/11/08 19:00 | Roberto, Riccardo v William Peters | 0-6,0-1 |
| UTR Pro Tennis Series California | 2021/11/07 19:00 | Ethan Schiffman v Roberto, Riccardo | 6-1,1-6,5-4 |
| ITF USA F29 | 2018/10/31 16:35 | Roberto, Riccardo v Giles Hussey | 6-4,7-5 |
| ITF USA F29 | 2018/10/29 16:00 | Roberto, Riccardo v Zlobinsky, Julian | 6-2,6-1 |
| ITF USA F29 | 2018/10/27 16:30 | Woog, Jarryd v Roberto, Riccardo | 0-6,3-6 |
| ITF Finland F1 Qual | 2018/07/28 07:00 | Roberto, Riccardo v Kosonen, Mika | 6-7,3-6 |
| ITF Italy F20 Qual | 2018/07/22 08:30 | Tortora, Davide v Roberto, Riccardo | 3-6,7-5,6-3 |
| UTR Pro Tennis Series California | 2021/11/15 20:30 | Conrad Brown v Bruno Vietri | 2-6,1-6 |
| UTR Pro Tennis Series California | 2021/11/14 18:11 | Conrad Brown v Diogo F Tinoco | 6-1,1-6,1-5 |
| UTR Pro Tennis Series California | 2021/11/12 16:00 | Conrad Brown v Zdenek Derkas | 2-6,3-5 |
| UTR Pro Tennis Series California | 2021/11/10 20:30 | Alan Ton v Conrad Brown | 5-7,3-5 |
| UTR Pro Tennis Series California | 2021/11/09 20:30 | Coste, Emmanuel v Conrad Brown | 6-3,2-6,1-6 |
| UTR Pro Tennis Series California | 2021/11/08 20:30 | Postolka, Roman v Conrad Brown | 6-4,6-2 |
| UTR Pro Tennis Series California | 2021/11/07 16:00 | Jeremy Field v Conrad Brown | 6-4,1-6,5-7 |
| UTR Pro Tennis Series California | 2021/09/01 18:00 | Conrad Brown v Isaiah Strode | 4-6,3-5 |