| UTR Pro Tennis Series Texas | 2021/09/20 17:30 | Brayden Michna v Dhokia, Rahul | 3-6,6-3,3-6 |
| UTR Pro Tennis Series Texas | 2021/09/20 14:30 | Marson, Guido v 롤린스, 피엘스 | 2-6,1-5 |
| ITF M25 Harlingen | 2019/09/23 14:00 | 스토델, 티모 v Marson, Guido | 6-4,6-3 |
| USA F34, Singles | 2018/11/24 16:00 | 카우티엘, 알렉시스 v Marson, Guido | 6-3,6-2 |
| ITF USA F28 | 2018/10/15 14:35 | Marson, Guido v Chang, Jonathan | 4-6,2-6 |
| ITF USA F27 | 2018/10/06 18:00 | 리, 첸허 v Marson, Guido | 6-4,6-2 |
| ITF Italy F22 Qual | 2018/08/06 10:35 | Narcisi, Luca v Marson, Guido | 7-5,6-3 |
| ITF Italy F21 Qual | 2018/07/28 12:25 | 페라리, 지안마르코 v Marson, Guido | 6-4,6-2 |
| ITF Italy F20 Qual | 2018/07/22 13:00 | 마기올리, 에밀리아노 v Marson, Guido | 6-4,6-2 |