Stadium: Court 17 Round: 24 Ground: Hardcourt outdoor
| Challenger - Tampere | 2019/07/23 13:05 | Ivan Nedelko v Harri Heliovaara | 6-4,3-6,6-1 |
| Challenger - Columbus | 2019/06/10 22:55 | Zhizhen Zhang v Harri Heliovaara | 6-3,6-4 |
| Challenger - Sarasota | 2019/04/16 14:00 | Harri Heliovaara v Guilherme Clezar | 2-6,4-6 |
| Challenger - Sarasota | 2019/04/15 14:00 | Harri Heliovaara v Johannes Haerteis | 6-3,6-2 |
| Challenger - Zhangjiagang | 2019/03/19 03:05 | Guilherme Clezar v Harri Heliovaara | 7-6,6-3 |
| Challenger - Zhangjiagang | 2019/03/18 02:00 | Harri Heliovaara v Luca Margaroli | 2-6,6-3,6-1 |
| Challenger - Zhuhai | 2019/03/05 03:45 | Yunseong Chung v Harri Heliovaara | 7-5,6-2 |
| Challenger - Zhuhai | 2019/03/04 02:00 | Harri Heliovaara v Haitong Xia | 6-1,6-4 |
| ITF M15 Harare | 2019/06/26 08:15 | Anurag Nenwani v Courtney John Lock | 6-4,7-6 |
| ITF M15 Harare | 2019/06/20 08:25 | Lucas Catarina v Courtney John Lock | 6-2,6-3 |
| ITF M15 Harare | 2019/06/19 08:15 | Courtney John Lock v Thabo Ncube | 6-3,6-1 |
| ITF - M15 Akko | 2019/06/10 07:00 | Courtney John Lock v Dor Yakob Wertheimer | 4-6,1-6 |
| ITF M15 Accra | 2019/05/01 12:30 | Tukhula Jacobs v Courtney John Lock | 6-4,6-7,7-6 |
| ITF M25 Abuja | 2019/04/15 09:00 | Courtney John Lock v Marko Vejnovic | 6-7,3-6 |
| ITF M15 Arcadia | 2019/03/11 17:00 | Joao Ferreira v Courtney John Lock | 6-3,2-6,10-6 |
| ITF - M15 Sharm El Sheikh | 2019/02/20 10:25 | Pablo Vivero Gonzalez v Courtney John Lock | 6-0,6-2 |