Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| Challenger Noumea | 2019/01/05 02:00 | Noah Rubin v Donald Young | 6-2,6-3 |
| Challenger Noumea | 2019/01/04 02:35 | Gleb Sakharov v Donald Young | 7-5,3-6,1-6 |
| Challenger Noumea | 2019/01/02 23:30 | Donald Young v Rubin Statham | 7-5,6-1 |
| Challenger Noumea | 2019/01/01 23:00 | Kimmer Coppejans v Donald Young | 6-3,1-6,6-7 |
| Challenger Noumea | 2018/12/31 06:00 | Donald Young v Renzo Olivo | 7-6,6-3 |
| Challenger Fairfield | 2018/10/09 18:55 | Donald Young v Lloyd Harris | 6-7,6-4,5-7 |
| Challenger Cary | 2018/09/12 20:20 | Donald Young v Reilly Opelka | 1-6,6-7 |
| Challenger Cary | 2018/09/12 00:10 | Jan Choinski v Donald Young | 7-6,2-6,1-6 |
| Challenger Playford | 2019/01/02 23:30 | Constant Lestienne v Enrique Lopez-Perez | 6-3,6-2 |
| Challenger Playford | 2019/01/02 01:25 | Enrique Lopez-Perez v Stefano Travaglia | 4-6,6-3,7-5 |
| Challenger Playford | 2019/01/01 01:10 | Enrique Lopez-Perez v Rinky Hijikata | 6-4,6-4 |
| Challenger Brest | 2018/10/23 09:00 | Benjamin Bonzi v Enrique Lopez-Perez | 6-3,6-1 |
| Challenger Ningbo | 2018/10/16 07:15 | Enrique Lopez-Perez v Go Soeda | 6-7,6-3,6-7 |
| Challenger Tashkent | 2018/10/09 10:45 | Mathias Bourgue v Enrique Lopez-Perez | 7-5,6-3 |
| Challenger Almaty 2 | 2018/10/02 04:00 | Enrique Lopez-Perez v Illya Marchenko | 6-3,3-6,4-6 |
| Challenger Orleans | 2018/09/24 17:35 | Enrique Lopez-Perez v Aljaz Bedene | 3-6,4-6 |