Davis Cup WG1 R1: DEN vs BRA 2023 ATP
Round robin
| Winner | Loser | Score | |
|---|---|---|---|
| Thiago Monteiro | d. | Holger Rune | 6-7(4) 7-6(5) 6-2 |
| Thiago Seyboth Wild | d. | August Holmgren | 6-4 6-2 |
| Elmer Moller | d. | Marcelo Demoliner | 6-3 6-7(6) [10-4] |
| Winner | Loser | Score | |
|---|---|---|---|
| Thiago Monteiro | d. | Holger Rune | 6-7(4) 7-6(5) 6-2 |
| Thiago Seyboth Wild | d. | August Holmgren | 6-4 6-2 |
| Elmer Moller | d. | Marcelo Demoliner | 6-3 6-7(6) [10-4] |