| Campionati panamericani ITTF | 2023/09/13 00:30 | Marcos Madrid v Guilherme Teodoro | W | 1-4 |
| Campionati panamericani ITTF | 2023/09/12 18:00 | Edward Ly v Guilherme Teodoro | L | 3-2 |
| WTT Contender Rio | 2023/08/10 22:15 | Guilherme Teodoro v Patrick Franziska | L | 0-3 |
| WTT Contender Rio - Qual. | 2023/08/09 17:40 | Guilherme Teodoro v Gustavo Gomez | W | 3-1 |
| WTT Contender Rio - Qual. | 2023/08/08 19:40 | Cheng-Ting Liao v Guilherme Teodoro | W | 2-3 |
| WTT Contender Rio - Qual. | 2023/08/07 19:35 | Guilherme Teodoro v Leonardo Arata | W | 3-0 |
| WTT Contender Lima - Qual. | 2023/08/01 17:45 | Guilherme Teodoro v Marcelo Aguirre | L | 0-3 |
| Campionati sudamericani a squadre ITTF | 2023/06/11 19:30 | Gustavo Gomez v Guilherme Teodoro | L | 3-2 |
| Campionati panamericani ITTF | 2023/09/12 23:00 | Sid Naresh v Santiago Lorenzo | L | 3-2 |
| Campionati panamericani ITTF | 2023/09/12 18:00 | Jorge Campos v Santiago Lorenzo | W | 2-3 |
| WTT Contender Rio - Qual. | 2023/08/08 14:45 | Santiago Lorenzo v Jules Rolland | L | 1-3 |
| WTT Contender Rio - Qual. | 2023/08/07 21:15 | Santiago Lorenzo v Joon Shim | W | 3-0 |
| WTT Contender Lima - Qual. | 2023/08/02 21:40 | Santiago Lorenzo v Vitor Ishiy | L | 0-3 |
| WTT Contender Lima - Qual. | 2023/08/01 22:50 | Santiago Lorenzo v Felipe Duffoo | W | 3-1 |
| Campionati mondiali ITTF | 2023/05/23 11:30 | Santiago Lorenzo v Woojin Jang | L | 0-4 |
| Campionati mondiali ITTF | 2023/05/21 18:20 | Nicholas Lum v Santiago Lorenzo | W | 3-4 |