| Challenger Monterrey | 2023/02/19 21:00 | Nick Chappell v Cesar Ramirez | 7-6,6-2 |
| Davis Cup | 2023/02/04 17:00 | Cesar Ramirez v Chun Hsin Tseng | 4-6,3-6 |
| ITF M25 Santo Domingo | 2022/06/09 15:35 | Mateo Gomez v Cesar Ramirez | 4-6,6-2,6-3 |
| ITF M25 Santo Domingo | 2022/06/08 20:50 | Cesar Ramirez v Christian Langmo | 2-6,7-6,6-1 |
| ITF M15 Cancun | 2022/05/26 17:00 | Brandon Holt v Cesar Ramirez | 7-6,6-0 |
| ITF M15 Cancun | 2022/05/25 16:05 | Jesse Flores v Cesar Ramirez | 6-7,3-6 |
| ITF M15 Cancun | 2022/05/20 17:30 | Blaise Bicknell v Cesar Ramirez | 7-6,6-4 |
| ITF M15 Cancun | 2022/05/18 15:40 | Nikolay Sysoev v Cesar Ramirez | 1-6,6-4,6-7 |
| ITF M15 Santo Domingo | 2023/04/10 14:00 | Hans Albert Schubert v Ignacio B Alia | 5-7,6-2,5-10 |
| ITF M15 Santo Domingo | 2023/04/03 14:00 | Julian Gimenez v Hans Albert Schubert | 6-1,6-4 |
| ITF M15 Santo Domingo | 2023/04/02 14:00 | Franco Marini v Hans Albert Schubert | 3-6,1-6 |
| ITF M15 Lima | 2022/11/15 14:00 | Miguel Fernando Pereira v Hans Albert Schubert | 6-4,6-4 |
| ITF M15 Lima | 2022/11/13 14:00 | Hans Albert Schubert v Ryan A Dos Santos | 6-3,6-3 |
| ITF M15 Cancun | 2022/09/19 15:30 | Joao M Nusdeo v Hans Albert Schubert | 1-6,7-5,10-4 |
| ITF M15 Cancun | 2022/09/18 16:30 | Hans Albert Schubert v Yu Hsiang Su | 6-3,6-3 |
| ITF M15 Cancun | 2022/09/12 15:00 | Hans Albert Schubert v Sibi Junior Soumahoro | 6-3,6-2 |