Halle 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Ugo Humbert | d. | Andrey Rublev | 6-3 7-6(4) |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Andrey Rublev | d. | Nikoloz Basilashvili | 6-1 3-6 6-3 |
| Ugo Humbert | d. | Felix Auger Aliassime | 6-4 3-6 7-6(5) |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Nikoloz Basilashvili | d. | Lloyd Harris | 6-4 7-6(5) |
| Andrey Rublev | d. | Philipp Kohlschreiber | 7-6(4) 6-2 |
| Ugo Humbert | d. | Sebastian Korda | 6-2 6-7(5) 6-4 |
| Felix Auger Aliassime | d. | Marcos Giron | 6-3 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Nikoloz Basilashvili | d. | Arthur Rinderknech | 6-2 7-5 |
| Lloyd Harris | d. | Lukas Lacko | 6-3 7-6(8) |
| Andrey Rublev | d. | Jordan Thompson | 6-4 6-4 |
| Philipp Kohlschreiber | d. | Corentin Moutet | 6-4 7-6(4) |
| Sebastian Korda | d. | Kei Nishikori | 2-6 6-3 7-5 |
| Ugo Humbert | d. | Alexander Zverev | 7-6(4) 3-6 6-3 |
| Felix Auger Aliassime | d. | Roger Federer | 4-6 6-3 6-2 |
| Marcos Giron | d. | Jan Lennard Struff | 6-7(1) 6-3 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Arthur Rinderknech | d. | Yannick Hanfmann | 7-5 6-3 |
| Nikoloz Basilashvili | d. | Gilles Simon | 6-1 3-6 6-4 |
| Lukas Lacko | d. | Guido Pella | 6-7(5) 7-5 6-1 |
| Lloyd Harris | d. | Gael Monfils | 6-4 6-4 |
| Andrey Rublev | d. | Karen Khachanov | 6-3 7-6(5) |
| Jordan Thompson | d. | Daniel Altmaier | 6-2 7-6(4) |
| Philipp Kohlschreiber | d. | Jurij Rodionov | 6-4 6-3 |
| Corentin Moutet | d. | David Goffin | 1-6 7-5 0-0 RET |
| Sebastian Korda | d. | Roberto Bautista Agut | 6-3 7-6(0) |
| Kei Nishikori | d. | Ricardas Berankis | 6-3 2-6 6-2 |
| Ugo Humbert | d. | Sam Querrey | 4-6 7-6(4) 7-6(5) |
| Alexander Zverev | d. | Dominik Koepfer | 6-4 3-6 6-3 |
| Roger Federer | d. | Ilya Ivashka | 7-6(4) 7-5 |
| Felix Auger Aliassime | d. | Hubert Hurkacz | 6-3 7-5 |
| Marcos Giron | d. | Vasek Pospisil | 7-6(4) 7-6(6) |
| Jan Lennard Struff | d. | Daniil Medvedev | 7-6(6) 6-3 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Ricardas Berankis | d. | Dennis Novak | 6-4 6-3 |
| Ilya Ivashka | d. | James Duckworth | 2-6 6-4 6-0 |
| Arthur Rinderknech | d. | Christopher Oconnell | 3-6 6-4 6-2 |
| Marcos Giron | d. | Daniel Elahi Galan | 6-4 7-6(5) |
| Lukas Lacko | d. | Joao Sousa | 4-6 6-4 6-3 |
| Nikoloz Basilashvili | d. | Yannick Hanfmann | 7-6(3) 6-4 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Dennis Novak | d. | Yannick Maden | 6-4 0-0 RET |
| Ricardas Berankis | d. | Cedrik Marcel Stebe | 6-4 2-1 RET |
| James Duckworth | d. | Ernests Gulbis | 5-7 7-5 6-2 |
| Ilya Ivashka | d. | Tatsuma Ito | 6-1 6-3 |
| Arthur Rinderknech | d. | Sergiy Stakhovsky | 6-4 6-4 |
| Christopher Oconnell | d. | Radu Albot | 4-6 6-3 7-5 |
| Daniel Elahi Galan | d. | Nicola Kuhn | 7-6(2) 4-6 7-6(4) |
| Marcos Giron | d. | Dominic Stricker | 6-4 7-5 |
| Joao Sousa | d. | Gregoire Barrere | 3-6 7-6(5) 6-4 |
| Lukas Lacko | d. | Egor Gerasimov | 6-4 7-5 |
| Yannick Hanfmann | d. | Alexandre Muller | 2-6 6-0 7-5 |
| Nikoloz Basilashvili | d. | Rudolf Molleker | 7-6(7) 7-6(5) |