Davis Cup Finals RR: USA vs COL 2021 ATP
Round robin
| Winner | Loser | Score | |
|---|---|---|---|
| Frances Tiafoe | d. | Nicolas Mejia | 4-6 6-3 7-6(7) |
| Daniel Elahi Galan | d. | John Isner | 6-3 3-6 7-6(5) |
| Winner | Loser | Score | |
|---|---|---|---|
| Frances Tiafoe | d. | Nicolas Mejia | 4-6 6-3 7-6(7) |
| Daniel Elahi Galan | d. | John Isner | 6-3 3-6 7-6(5) |