Stadium: Firkins Stadium Round: 25 Ground: Clay
| ATP Houston | 2019/04/06 19:55 | Peter Polansky v Darian King | 4-6,1-6 |
| Challenger Monterrey | 2019/04/05 20:00 | Peter Polansky v Emilio Gomez | 3-6,6-7 |
| Challenger Monterrey | 2019/04/04 17:00 | Peter Polansky v Christopher Eubanks | 7-6,7-6 |
| Challenger Monterrey | 2019/04/03 02:10 | Peter Polansky v Janko Tipsarevic | 6-3,6-2 |
| ATP Miami | 2019/03/18 14:00 | Mackenzie McDonald v Peter Polansky | 7-6,7-5 |
| Challenger Phoenix | 2019/03/14 03:25 | Nicolas Jarry v Peter Polansky | 6-1,5-7,6-4 |
| Challenger Phoenix | 2019/03/13 18:40 | Frederik Nielsen v Peter Polansky | 6-7,3-6 |
| ATP Indian Wells | 2019/03/06 00:30 | Lukas Lacko v Peter Polansky | 6-4,6-7,7-6 |
| Challenger Sarasota | 2019/04/15 19:45 | Evgeny Karlovskiy v Collin Altamirano | 7-6,4-6,4-6 |
| Challenger Taipei | 2019/04/08 09:40 | Collin Altamirano v Chien Hsun Lo | 5-7,7-5,3-6 |
| Challenger Monterrey | 2019/04/01 23:05 | Carlos Gomez-Herrera v Collin Altamirano | 6-1,6-4 |
| Challenger St Brieuc | 2019/03/25 13:20 | Collin Altamirano v Lucas Miedler | 3-6,3-6 |
| Challenger Drummondville | 2019/03/13 23:20 | Ricardas Berankis v Collin Altamirano | 6-4,7-5 |
| Challenger Drummondville | 2019/03/12 15:25 | Manuel Guinard v Collin Altamirano | 4-6,3-6 |
| Challenger Chennai | 2019/02/06 04:30 | Gianluca Mager v Collin Altamirano | 6-3,6-1 |
| Challenger Chennai | 2019/02/05 06:30 | Kaito Uesugi v Collin Altamirano | 6-1,3-6,6-7 |