| Tournoi | Adversaire | Score |
|---|---|---|
| Washington | Yoshihito Nishioka | 6-4 6-3 |
| Tournoi | Adversaire |
|---|
| Score |
|---|
| Washington | Daniil Medvedev | 7-6(6) 7-6(4) |
| Acapulco | Alexander Zverev | 6-3 6-4 |
| Tournoi | Adversaire | Score |
|---|---|---|
| Brisbane | Ryan Harrison | 6-4 6-2 |
| Tournoi | Adversaire | Score |
|---|---|---|
| Tokyo | David Goffin | 4-6 6-3 7-5 |
| Atlanta | John Isner | 7-6(3) 7-6(4) |
| Marseille | Marin Cilic | 6-2 7-6(3) |