| Brazil Campeonato Gaucho 3 | 2021/05/24 18:00 | Uniao Harmonia FC v Sapucaiense RS | L | 0-4 |
| Brazil Campeonato Gaucho 3 | 2021/05/14 18:00 | Sapucaiense RS v Uniao Harmonia FC | L | 5-0 |
| Brazil Copa Gaucho | 2021/10/07 18:00 | Garibaldi RS v Uniao Harmonia FC | L | 2-1 |
| Brazil Copa Gaucho | 2021/09/28 22:30 | Aimore RS v Uniao Harmonia FC | L | 7-0 |
| Brazil Copa Gaucho | 2021/09/22 18:00 | Uniao Harmonia FC v Cruzeiro RS | L | 0-3 |
| Brazil Copa Gaucho | 2021/09/16 22:30 | Novo Hamburgo v Uniao Harmonia FC | L | 5-0 |
| Brazil Campeonato Gaucho 3 | 2021/06/03 18:00 | Uniao Harmonia FC v Nova Prata RS | W | 5-1 |
| Brazil Campeonato Gaucho 3 | 2021/05/28 18:00 | Santa Cruz RS v Uniao Harmonia FC | L | 5-0 |
| Brazil Campeonato Gaucho 3 | 2021/05/24 18:00 | Uniao Harmonia FC v Sapucaiense RS | L | 0-4 |
| Brazil Campeonato Gaucho 3 | 2021/05/21 18:00 | EC Novo Horizonte v Uniao Harmonia FC | L | 2-1 |
| Brazil Copa Gaucho | 2021/10/07 18:00 | Sapucaiense RS v Aimore RS | L | 1-2 |
| Brazil Copa Gaucho | 2021/09/28 18:00 | Cruzeiro RS v Sapucaiense RS | L | 1-0 |
| Brazil Copa Gaucho | 2021/09/21 18:00 | Sapucaiense RS v Novo Hamburgo | L | 0-1 |
| Brazil Copa Gaucho | 2021/09/16 18:00 | Garibaldi RS v Sapucaiense RS | L | 2-1 |
| Brazil Campeonato Gaucho 3 | 2021/06/11 18:00 | Sapucaiense RS v AE Sao Borja | L | 0-1 |
| Brazil Campeonato Gaucho 3 | 2021/05/31 18:00 | EC Novo Horizonte v Sapucaiense RS | W | 1-3 |
| Brazil Campeonato Gaucho 3 | 2021/05/28 18:00 | Sapucaiense RS v Nova Prata RS | W | 6-0 |
| Brazil Campeonato Gaucho 3 | 2021/05/24 18:00 | Uniao Harmonia FC v Sapucaiense RS | W | 0-4 |