Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| Challenger Pau | 2019/02/28 12:00 | Sebastian Ofner v Tristan Lamasine | 6-7,6-3,7-5 |
| Challenger Pau | 2019/02/27 13:05 | Tristan Lamasine v Stefano Napolitano | 6-1,7-5 |
| Challenger Pau | 2019/02/26 12:15 | Evan Furness v Tristan Lamasine | 2-6,5-7 |
| Challenger Bergamo | 2019/02/23 20:10 | Tristan Lamasine v Jannik Sinner | 2-6,3-6 |
| Challenger Bergamo | 2019/02/22 17:00 | Stefano Napolitano v Tristan Lamasine | 1-6,3-6 |
| Challenger Bergamo | 2019/02/21 11:40 | Tristan Lamasine v Raul Brancaccio | 6-3,6-4 |
| Challenger Bergamo | 2019/02/20 09:00 | Filip Horansky v Tristan Lamasine | 3-6,1-6 |
| Challenger Bergamo | 2019/02/18 16:35 | Tristan Lamasine v Julian Ocleppo | 6-3,6-4 |
| Challenger Drummondville | 2019/03/11 20:10 | Kevin King v Sumit Nagal | 3-6,3-6 |
| Challenger Santiago | 2019/03/04 15:30 | Johannes Haerteis v Sumit Nagal | 6-4,0-6,6-3 |
| Challenger Chennai | 2019/02/05 05:50 | Duckhee Lee v Sumit Nagal | 6-3,6-4 |
| Challenger Chennai | 2019/02/04 09:15 | David Perez Sanz v Sumit Nagal | 3-6,2-6 |
| Challenger Koblenz | 2019/01/14 14:20 | Roman Safiullin v Sumit Nagal | 6-2,6-1 |
| Challenger Da Nang | 2019/01/09 05:00 | Tsung-Hua Yang v Sumit Nagal | 2-6,6-1,6-0 |
| Challenger Da Nang | 2019/01/08 05:00 | N.Sriram Balaji v Sumit Nagal | 6-7,6-7 |
| Challenger Pune | 2018/11/20 05:30 | Radu Albot v Sumit Nagal | 7-5,6-2 |