Stadium: Cancha 1 Round: 24 Ground: Hardcourt outdoor
| Coupe Davis | 2019/02/02 18:45 | Gonzalez, Alejandro v Elias Ymer | 6-3,6-3 |
| Challenger - Punta del Este | 2019/01/23 16:55 | Dutra Silva, Rogerio v Gonzalez, Alejandro | 7-6,6-2 |
| Challenger - Punta del Este | 2019/01/21 18:55 | Gonzalez, Alejandro v Galarza, Juan Ignacio | 7-5,6-3 |
| Challenger Columbus | 2019/01/07 16:30 | Jan Choinski v Gonzalez, Alejandro | 6-2,6-3 |
| Houston, USA | 2018/11/11 16:00 | Gonzalez, Alejandro v Alexis Galarneau | 6-3,4-6,4-6 |
| Houston, USA | 2018/11/10 15:00 | Gonzalez, Alejandro v Chang, Jonathan | 6-2,6-3 |
| Challenger Knoxville | 2018/11/05 16:40 | Redlicki, Michael v Gonzalez, Alejandro | 7-6,3-6,7-5 |
| Challenger Charlottesville | 2018/10/28 14:00 | Ymer, Mikael v Gonzalez, Alejandro | 6-2,6-3 |
| Barnstaple, Singles Qualifying M-ITF-GBR-01A | 2019/02/12 10:00 | Jack Draper v Haerteis, Johannes | 7-6,6-3 |
| Challenger - Koblenz | 2019/01/15 12:45 | Horansky, Filip v Haerteis, Johannes | 7-6,6-4 |
| Challenger - Koblenz | 2019/01/14 15:40 | Haerteis, Johannes v Safranek, Vaclav | 7-6,4-6,6-3 |
| Challenger Bratislava | 2018/11/06 15:15 | Haerteis, Johannes v Lukas Rosol | 3-6,3-6 |
| Challenger Bratislava | 2018/11/05 10:00 | Haerteis, Johannes v Pavic, Ante | 4-6,7-5,7-6 |
| Challenger Bratislava | 2018/11/04 12:20 | Viola, Matteo v Haerteis, Johannes | 3-6,6-7 |
| Challenger Bratislava | 2018/11/03 15:15 | Statzberger, Thomas v Haerteis, Johannes | 4-6,4-6 |
| Challenger Eckental | 2018/10/28 13:45 | Albano Olivetti v Haerteis, Johannes | 6-3,6-4 |