Biella 4 CH 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Daniel Masur | d. | Matthias Bachinger | 6-3 6-7(8) 7-5 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Matthias Bachinger | d. | Benjamin Bonzi | 7-5 6-4 |
| Daniel Masur | d. | Illya Marchenko | 6-3 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Benjamin Bonzi | d. | Mathias Bourgue | 6-3 7-6(4) |
| Matthias Bachinger | d. | Sebastian Ofner | 7-6(5) 1-0 RET |
| Daniel Masur | d. | Sergiy Stakhovsky | 7-6(3) 6-4 |
| Illya Marchenko | d. | Gregoire Barrere | 7-6(8) 6-1 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Mathias Bourgue | d. | Bernard Tomic | 6-3 6-2 |
| Benjamin Bonzi | d. | Tobias Kamke | 7-6(2) 7-6(3) |
| Matthias Bachinger | d. | Andreas Seppi | 6-3 7-5 |
| Sebastian Ofner | d. | Yannick Maden | 6-3 6-4 |
| Sergiy Stakhovsky | d. | Marc Andrea Huesler | 7-5 3-6 7-6(5) |
| Daniel Masur | d. | Jonas Forejtek | 7-5 6-7(4) 6-4 |
| Gregoire Barrere | d. | Zdenek Kolar | 6-2 6-4 |
| Illya Marchenko | d. | Lucas Pouille | 6-4 6-3 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Mathias Bourgue | d. | Yannick Hanfmann | 7-5 4-6 6-3 |
| Bernard Tomic | d. | Roberto Marcora | 7-6(5) 6-1 |
| Tobias Kamke | d. | Elias Ymer | 6-2 6-2 |
| Benjamin Bonzi | d. | Jurij Rodionov | 6-7(5) 6-4 6-4 |
| Andreas Seppi | d. | Jack Sock | 4-6 6-3 6-3 |
| Matthias Bachinger | d. | Akira Santillan | 7-6(4) 2-6 6-4 |
| Sebastian Ofner | d. | Nicola Kuhn | 6-2 6-2 |
| Yannick Maden | d. | Ilya Ivashka | 6-3 5-7 6-4 |
| Marc Andrea Huesler | d. | Yasutaka Uchiyama | 6-2 7-6(3) |
| Sergiy Stakhovsky | d. | Matteo Gigante | 7-5 5-7 6-2 |
| Jonas Forejtek | d. | Dustin Brown | 6-3 6-7(2) 6-4 |
| Daniel Masur | d. | Yuichi Sugita | 7-6(4) 6-7(3) 6-3 |
| Gregoire Barrere | d. | Aleksandar Vukic | 7-5 7-6(5) |
| Zdenek Kolar | d. | Stefano Napolitano | 7-6(5) 0-6 6-4 |
| Illya Marchenko | d. | Flavio Cobolli | 6-3 7-5 |
| Lucas Pouille | d. | Quentin Halys | 6-2 7-6(6) |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Akira Santillan | d. | Jack Sock | 4-6 6-3 7-6(3) |
| Matthias Bachinger | d. | Luca Vanni | 3-6 7-5 6-3 |
| Daniel Masur | d. | Andrea Arnaboldi | 7-5 4-6 6-4 |
| Jonas Forejtek | d. | Nicola Kuhn | 4-6 6-3 6-3 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Jack Sock | d. | Johan Nikles | 6-7(5) 6-3 6-1 |
| Akira Santillan | d. | Luca Nardi | 6-3 6-4 |
| Matthias Bachinger | d. | Lorenzo Claverie | 6-3 6-2 |
| Luca Vanni | d. | Tristan Lamasine | 6-4 6-4 |
| Andrea Arnaboldi | d. | Fabrizio Ornago | 6-2 5-2 RET |
| Daniel Masur | d. | Matija Pecotic | 6-0 6-3 |
| Jonas Forejtek | d. | Adrian Menendez Maceiras | 7-6(6) 6-4 |
| Nicola Kuhn | d. | Francesco Forti | 7-6(6) 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0