| Challenger Charlottesville | 2018/10/31 17:30 | Jelle Sels v Petros Chrysochos | 6-1,7-6 |
| Challenger Charlottesville | 2018/10/30 14:00 | Petros Chrysochos v Lloyd Harris | 6-1,6-3 |
| Challenger Charlottesville | 2018/10/29 14:00 | Tommy Paul v Petros Chrysochos | 6-3,3-6,4-6 |
| Challenger Charlottesville | 2018/10/28 16:00 | Petros Chrysochos v Stefan Kozlov | 1-6,6-3,6-2 |
| Challenger Charlottesville | 2018/10/27 14:00 | Petros Chrysochos v Oliver Crawford | 7-5,3-6,6-3 |
| Challenger Las Vegas | 2018/10/20 19:20 | Evan King v Petros Chrysochos | 6-3,6-2 |
| Challenger Cary | 2018/09/09 17:30 | Thai-Son Kwiatkowski v Petros Chrysochos | 6-1,6-2 |
| Challenger Cary | 2018/09/08 21:10 | Petros Chrysochos v Robert Maciag | 6-2,6-1 |
| ITF M15 - Tabarka | 2019/07/08 14:00 | Shunsuke Wakita v Egill Sigurdsson | 6-4,2-6,10-5 |
| ITF M15 - Tabarka | 2019/07/08 07:30 | Egill Sigurdsson v Maxim Krapivin | 6-2,6-2 |
| ITF M15 - Tabarka | 2019/07/01 08:00 | Egill Sigurdsson v Alexander Merino | 2-6,6-4,8-10 |
| ITF M15 - Tabarka | 2019/06/25 08:00 | Egill Sigurdsson v Andrey Chepelev | 1-6,1-6 |
| ITF M15 - Tabarka | 2019/06/17 09:00 | Alexander Weis v Egill Sigurdsson | 6-1,6-1 |
| ITF M15 - Tabarka | 2019/06/03 08:00 | Egill Sigurdsson v Sacha Modica | 4-6,3-6 |
| ITF M15 - Tabarka | 2019/05/28 10:00 | Egill Sigurdsson v Federico Juan Aguilar | 6-3,3-6,6-10 |
| ITF M15 - Tabarka | 2019/05/22 11:45 | Aaron Schmid v Egill Sigurdsson | 6-1,6-4 |