Davis Cup WG1 PO: UKR vs NOR 2021 ATP
Round robin
| Winner | Loser | Score | |
|---|---|---|---|
| Viktor Durasovic | d. | Illya Marchenko | 6-3 6-0 |
| Casper Ruud | d. | Vitaliy Sachko | 6-3 6-2 |
| Casper Ruud | d. | Sergiy Stakhovsky | 4-6 6-3 7-6(4) |
| Winner | Loser | Score | |
|---|---|---|---|
| Viktor Durasovic | d. | Illya Marchenko | 6-3 6-0 |
| Casper Ruud | d. | Vitaliy Sachko | 6-3 6-2 |
| Casper Ruud | d. | Sergiy Stakhovsky | 4-6 6-3 7-6(4) |