Stadium: Cancha 1 Round: 24 Ground: Hardcourt outdoor
| Challenger Sarasota | 2019/04/15 15:00 | Nick Hardt v Michael Redlicki | 3-6,6-3,6-3 |
| Challenger Drummondville | 2019/03/15 18:35 | Michael Redlicki v Jurgen Zopp | 4-6,7-5,6-3 |
| Challenger Drummondville | 2019/03/14 18:35 | Nikola Milojevic v Michael Redlicki | 3-6,1-6 |
| Challenger Drummondville | 2019/03/12 17:00 | Michael Redlicki v JC Aragone | 6-2,6-2 |
| Challenger Drummondville | 2019/03/11 18:45 | Michael Redlicki v Roy Smith | 6-1,6-1 |
| Challenger Indian Wells | 2019/02/26 18:00 | Michael Redlicki v Ernesto Escobedo | 3-6,6-7 |
| Challenger Indian Wells | 2019/02/25 18:00 | Alexander Sarkissian v Michael Redlicki | 3-6,3-6 |
| Challenger Morelos | 2019/02/20 02:00 | Santiago Giraldo v Michael Redlicki | 6-4,7-5 |
| Challenger San Luis Potosi | 2019/04/17 00:30 | Scott Griekspoor v Thiago Seyboth Wild | 4-6,4-6 |
| Challenger Sophia Antipolis | 2019/04/01 15:40 | Thai-Son Kwiatkowski v Scott Griekspoor | 6-4,4-6,6-4 |
| Challenger Bergamo | 2019/02/18 13:15 | Carlos Taberner v Scott Griekspoor | 7-6,6-3 |
| ATP Rotterdam | 2019/02/09 11:50 | Marius Copil v Scott Griekspoor | 6-7,7-6,7-6 |
| Challenger Budapest | 2019/02/05 14:40 | Nikola Milojevic v Scott Griekspoor | 6-4,6-7,6-4 |
| Challenger Budapest | 2019/02/04 15:30 | Daniel Masur v Scott Griekspoor | 2-6,6-3,4-6 |
| Challenger Koblenz | 2019/01/15 20:15 | Zsombor Piros v Scott Griekspoor | 4-6,6-0,6-2 |
| Challenger Columbus | 2019/01/12 20:40 | Scott Griekspoor v Jeffrey John Wolf | 1-6,3-6 |