Stadium: Court 2 Round: 24 Ground: Hardcourt indoor
| Challenger Newport Beach | 2019/01/21 18:00 | Ulises Blanch v JC Aragone | 6-7,6-2,4-6 |
| Challenger Columbus | 2019/01/08 16:00 | Ulises Blanch v Gijs Brouwer | 6-7,4-6 |
| Challenger Orlando | 2019/01/04 16:00 | Ulises Blanch v Michael Redlicki | 6-7,6-4,6-7 |
| Challenger Orlando | 2019/01/03 15:00 | Ulises Blanch v Gijs Brouwer | 2-6,6-3,6-3 |
| Challenger Orlando | 2019/01/02 18:10 | Thiemo De Bakker v Ulises Blanch | 5-7,6-4,3-6 |
| Challenger Orlando | 2018/12/31 23:30 | Laurynas Grigelis v Ulises Blanch | 1-6,2-6 |
| Challenger Buenos Aires | 2018/11/11 22:00 | Ulises Blanch v Bastian Malla | 3-6,4-6 |
| Challenger Montevideo | 2018/11/05 17:45 | Juan Ignacio Galarza v Ulises Blanch | 6-3,2-6,6-4 |
| Challenger Newport Beach | 2019/01/22 19:45 | Evan Song v Kaichi Uchida | 6-7,2-6 |
| Challenger Newport Beach | 2019/01/21 19:45 | Evan Song v Alafia Ayeni | 6-7,6-3,6-4 |
| Challenger Da Nang | 2019/01/07 04:25 | Evan Song v Yan Bai | 4-6,4-6 |
| Challenger Orlando | 2019/01/03 17:15 | Evan Song v Norbert Gombos | 7-6,5-7,6-7 |
| Challenger Orlando | 2019/01/01 20:50 | Benjamin Bonzi v Evan Song | 2-6,4-6 |
| Challenger Orlando | 2018/12/31 15:00 | Kaichi Uchida v Evan Song | 1-6,2-6 |
| Challenger Houston | 2018/11/16 20:45 | Evan Song v Bradley Klahn | 3-6,6-4,1-6 |
| Challenger Houston | 2018/11/15 20:40 | Evan Song v Alexis Galarneau | 6-2,3-6,6-2 |