Sofia Open
Viertelfinals
01.10.2021
Weltrangliste
| # | Name | Punkte | |
|---|---|---|---|
| 1 |  | Carlos Alcaraz | 12.050 |
| 2 |  | Jannik Sinner | 11.500 |
| 3 |  | Alexander Zverev | 5.105 |
| 4 |  | Novak Đoković | 4.780 |
| 5 | | Lorenzo Musetti | 4.105 |
| 6 |  | Alex de Minaur | 4.080 |
| 7 |  | Ben Shelton | 4.000 |
| 8 |  | Felix Auger-Aliassime | 3.990 |
| 9 | | Taylor Fritz | 3.840 |
| 10 |  | Alexander Bublik | 3.065 |