Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF Dominican Republic F3 | 2018/12/12 14:00 | Huertas Del Pino Cordova, Arklon v Alexis Gautier | 7-5,6-2 |
| ITF Dominican Republic F3 | 2018/12/11 13:30 | Fermin Tenti v Alexis Gautier | 1-6,4-6 |
| ITF USA F35 | 2018/12/02 18:30 | Alexis Gautier v Thongoana, Richard | 5-7,6-7 |
| ITF USA F35 | 2018/12/01 15:00 | Alexis Gautier v Wood, Chase | 6-3,6-2 |
| USA F34, Singles | 2018/11/29 17:45 | Michael Geerts v Alexis Gautier | 6-4,3-6,6-3 |
| USA F34, Singles | 2018/11/28 16:00 | Alexis Gautier v Jumpei Yamasaki | 6-3,6-2 |
| USA F34, Singles | 2018/11/26 16:00 | Alexis Gautier v Benitez Chavarriaga, Juan Manuel | 6-1,6-4 |
| USA F34, Singles | 2018/11/25 16:00 | Alexis Gautier v Ruiz-Rosales, Antonio | 6-0,6-1 |
| Challenger Champaign | 2018/11/10 17:40 | Nguyen, Daniel v Roelofse, Ruan | 2-6,2-6 |
| Challenger Knoxville | 2018/11/04 22:45 | Lammons, Nathaniel v Nguyen, Daniel | 6-4,3-6,6-4 |
| Challenger Charlottesville | 2018/10/27 18:30 | Ymer, Mikael v Nguyen, Daniel | 3-6,6-2,6-4 |
| Challenger Las Vegas | 2018/10/20 17:00 | Nguyen, Daniel v Thai-Son Kwiatkowski | 2-6,3-6 |
| Challenger Fairfield | 2018/10/07 18:20 | King, Kevin v Nguyen, Daniel | 6-2,6-0 |
| Challenger Fairfield | 2018/10/06 21:30 | Nguyen, Daniel v Kelly, Dayne | 6-3,7-5 |
| Challenger Stockton | 2018/09/29 22:00 | Nguyen, Daniel v Harris, Andrew | 0-6,4-6 |
| Challenger Tiburon | 2018/09/22 20:15 | Nguyen, Daniel v Hiltzik, Jared | 4-6,7-6,1-6 |