Stadium: N1 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Champaign | 2019/09/11 19:30 | Paris, Joshua v Gabriel Diallo | 6-2,6-7,2-6 |
| ITF M15 Champaign | 2019/09/09 17:00 | Joe Tyler v Gabriel Diallo | 5-7,4-6 |
| ITF M15 Champaign | 2019/09/08 17:30 | Kerst, Jason v Gabriel Diallo | 4-6,3-6 |
| Challenger Winnipeg | 2019/07/08 23:05 | Lucas Catarina v Gabriel Diallo | 6-3,6-2 |
| Canada F7, Singles | 2018/09/08 15:00 | Alex Hernandez v Gabriel Diallo | 7-5,6-2 |
| Canada F7, Singles | 2018/09/08 13:00 | Gabriel Diallo v Marko Stakusic | 6-2,6-4 |
| ITF Canada F6 | 2018/09/02 13:00 | Eero Vasa v Gabriel Diallo | 6-3,6-4 |
| ITF Canada F6 | 2018/09/01 13:00 | Portmann, Kevin v Gabriel Diallo | 3-6,3-6 |
| ITF M15 Champaign | 2019/09/11 18:50 | Ignat, Dragos Constantin v Ezekiel Clark | 4-6,6-7 |
| ITF M25 Edwardsville | 2019/08/10 18:55 | Petros Chrysochos v Ezekiel Clark | 3-6,6-4,6-3 |
| ITF M25 Edwardsville | 2019/08/09 20:00 | Ezekiel Clark v King, Kevin | 3-6,7-5,6-1 |
| ITF M25 Edwardsville | 2019/08/08 19:05 | Strong Kirchheimer v Ezekiel Clark | 3-6,5-7 |
| ITF M25 Edwardsville | 2019/08/07 17:25 | Ezekiel Clark v Smith, Errol | 6-4,7-6 |
| Challenger Lexington | 2019/07/29 18:05 | Hidalgo, Diego v Ezekiel Clark | 6-3,6-2 |
| ITF M25 Champaign | 2019/07/25 19:00 | Liam Broady v Ezekiel Clark | 6-3,6-4 |
| ITF M25 Champaign | 2019/07/23 21:50 | Dunbar, Jacob v Ezekiel Clark | 1-6,3-6 |