Biella 6 CH 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Thanasi Kokkinakis | d. | Enzo Couacaud | 6-3 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Thanasi Kokkinakis | d. | Zhizhen Zhang | 6-2 4-6 6-3 |
| Enzo Couacaud | d. | Tomas Martin Etcheverry | 6-1 5-7 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Zhizhen Zhang | d. | Thai Son Kwiatkowski | 6-4 7-6(5) |
| Thanasi Kokkinakis | d. | Alexandre Muller | 6-4 7-6(1) |
| Enzo Couacaud | d. | Bjorn Fratangelo | 6-1 6-7(5) 6-3 |
| Tomas Martin Etcheverry | d. | Facundo Mena | 6-3 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Zhizhen Zhang | d. | Flavio Cobolli | 4-6 6-4 6-2 |
| Thai Son Kwiatkowski | d. | Ulises Blanch | 6-4 7-6(3) |
| Alexandre Muller | d. | Riccardo Bonadio | 6-0 7-6(4) |
| Thanasi Kokkinakis | d. | Stefano Napolitano | 6-3 6-4 |
| Bjorn Fratangelo | d. | Andrea Collarini | 1-6 7-6(2) 3-0 RET |
| Enzo Couacaud | d. | Tim Van Rijthoven | 7-6(4) 5-7 6-2 |
| Facundo Mena | d. | Dimitar Kuzmanov | 6-2 6-7(6) 6-1 |
| Tomas Martin Etcheverry | d. | Felipe Meligeni Alves | 4-6 7-6(0) 4-0 RET |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Zhizhen Zhang | d. | Borna Gojo | 6-3 4-6 6-2 |
| Flavio Cobolli | d. | Mitchell Krueger | 6-4 6-3 |
| Ulises Blanch | d. | Elliot Benchetrit | 6-4 6-4 |
| Thai Son Kwiatkowski | d. | Dmitry Popko | 6-2 1-6 7-6(2) |
| Alexandre Muller | d. | Matteo Viola | 4-6 6-3 6-1 |
| Riccardo Bonadio | d. | Roberto Cid | 7-5 6-3 |
| Thanasi Kokkinakis | d. | Denis Istomin | 3-6 6-2 6-3 |
| Stefano Napolitano | d. | Alex Bolt | 6-7(7) 6-1 6-3 |
| Bjorn Fratangelo | d. | Cem Ilkel | 6-2 6-4 |
| Andrea Collarini | d. | Marius Copil | 6-2 6-1 |
| Tim Van Rijthoven | d. | Omar Giacalone | 6-2 6-2 |
| Enzo Couacaud | d. | Tobias Kamke | 6-4 6-2 |
| Facundo Mena | d. | Joao Menezes | 6-3 6-4 |
| Dimitar Kuzmanov | d. | Tristan Lamasine | 7-5 4-6 6-1 |
| Felipe Meligeni Alves | d. | Jay Clarke | 6-3 6-3 |
| Tomas Martin Etcheverry | d. | Paolo Lorenzi | 6-0 7-6(5) |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Omar Giacalone | d. | Mischa Zverev | 7-6(5) 6-2 |
| Riccardo Bonadio | d. | Francesco Passaro | 2-6 7-5 7-5 |
| Tim Van Rijthoven | d. | Viktor Galovic | 7-6(2) 6-3 |
| Tomas Martin Etcheverry | d. | Luca Vanni | 6-4 6-3 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Omar Giacalone | d. | Akira Santillan | 6-4 3-2 RET |
| Mischa Zverev | d. | Geoffrey Blancaneaux | 6-2 6-0 |
| Riccardo Bonadio | d. | Ronald Slobodchikov | W/O |
| Francesco Passaro | d. | Julian Lenz | 7-6(5) 6-1 |
| Tim Van Rijthoven | d. | Cristian Rodriguez | 7-6(3) 7-6(2) |
| Viktor Galovic | d. | Teymuraz Gabashvili | 6-1 6-4 |
| Luca Vanni | d. | Nino Serdarusic | 6-1 6-3 |
| Tomas Martin Etcheverry | d. | Giovanni Fonio | 6-4 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0