Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| Challenger Little Rock | 2019/06/05 16:35 | Donald Young v Zhizhen Zhang | 4-6,6-3,3-6 |
| French Open | 2019/05/20 08:00 | Marcos Giron v Donald Young | 6-0,6-1 |
| Challenger Puerto Vallarta | 2019/05/01 18:00 | Alexander Sarkissian v Donald Young | 1-6,7-6,6-2 |
| Challenger Leon | 2019/04/24 16:00 | Gonzalo Escobar v Donald Young | 6-3,7-5 |
| Challenger Monterrey | 2019/04/06 21:35 | Emilio Gomez v Donald Young | 2-6,6-3,6-4 |
| Challenger Monterrey | 2019/04/05 21:55 | Donald Young v Bradley Klahn | 7-5,6-4 |
| Challenger Monterrey | 2019/04/04 23:05 | Donald Young v Santiago Giraldo | 6-3,6-4 |
| Challenger Monterrey | 2019/04/04 00:45 | Paolo Lorenzi v Donald Young | 4-6,3-6 |
| Challenger Columbus | 2019/06/11 16:30 | Dennis Novikov v Michael Redlicki | 6-4,6-3 |
| Challenger Savannah | 2019/04/30 14:00 | Dennis Novikov v Manuel Guinard | 3-6,6-4,4-6 |
| Challenger Tallahassee | 2019/04/22 23:25 | Dennis Novikov v Emilio Gomez | 4-6,2-6 |
| Challenger Drummondville | 2019/03/13 01:45 | Dennis Novikov v Yannick Maden | 4-6,1-6 |
| Challenger Drummondville | 2019/03/11 21:40 | Dennis Novikov v Andrea Collarini | 6-4,6-4 |
| Challenger Indian Wells | 2019/02/25 23:30 | Santiago Giraldo v Dennis Novikov | 7-5,5-7,6-2 |
| Challenger Morelos | 2019/02/21 18:50 | Dennis Novikov v Renzo Olivo | 2-6,4-6 |
| Challenger Morelos | 2019/02/20 23:00 | Dennis Novikov v Manuel Sanchez | 6-3,6-2 |