Kitzbuhel 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Casper Ruud | d. | Pedro Martinez | 6-1 4-6 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Pedro Martinez | d. | Daniel Altmaier | 4-6 6-3 6-3 |
| Casper Ruud | d. | Arthur Rinderknech | 6-3 7-6(7) |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Pedro Martinez | d. | Jozef Kovalik | 6-2 6-2 |
| Daniel Altmaier | d. | Gianluca Mager | 6-1 6-7(5) 6-3 |
| Arthur Rinderknech | d. | Filip Krajinovic | 6-4 6-1 |
| Casper Ruud | d. | Mikael Ymer | 3-6 7-6(5) 6-1 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Pedro Martinez | d. | Roberto Bautista Agut | 6-4 6-7(5) 7-5 |
| Jozef Kovalik | d. | Jiri Vesely | 2-6 6-2 6-4 |
| Gianluca Mager | d. | Albert Ramos | 7-6(3) 1-6 7-5 |
| Daniel Altmaier | d. | Marco Cecchinato | 6-4 6-4 |
| Arthur Rinderknech | d. | Holger Rune | 6-4 3-6 7-6(4) |
| Filip Krajinovic | d. | Carlos Taberner | 6-3 2-6 6-4 |
| Mikael Ymer | d. | Alexander Erler | 6-2 6-3 |
| Casper Ruud | d. | Mario Vilella Martinez | 7-5 5-7 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Pedro Martinez | d. | Lucas Pouille | 6-3 6-7(4) 6-4 |
| Jiri Vesely | d. | Ernests Gulbis | 6-4 6-1 |
| Jozef Kovalik | d. | Jaume Munar | 6-4 6-4 |
| Gianluca Mager | d. | Dennis Novak | 6-4 6-0 |
| Marco Cecchinato | d. | Radu Albot | 6-3 7-6(7) |
| Daniel Altmaier | d. | Laslo Djere | 4-6 6-3 6-3 |
| Arthur Rinderknech | d. | Federico Delbonis | 6-2 6-4 |
| Holger Rune | d. | Stefano Travaglia | 6-3 6-4 |
| Carlos Taberner | d. | Thiago Seyboth Wild | 3-6 6-3 6-2 |
| Alexander Erler | d. | Carlos Alcaraz | 7-5 1-6 6-2 |
| Mikael Ymer | d. | Pablo Cuevas | 6-3 7-5 |
| Mario Vilella Martinez | d. | Lukas Neumayer | 6-7(4) 7-5 6-4 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Lukas Neumayer | d. | Lukas Rosol | 6-4 7-6(5) |
| Jozef Kovalik | d. | Mario Vilella Martinez | 7-5 7-5 |
| Holger Rune | d. | Andrej Martin | 7-5 7-5 |
| Ernests Gulbis | d. | Carlos Taberner | 6-3 3-6 6-3 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Lukas Rosol | d. | Juan Manuel Cerundolo | 6-3 6-7(10) 6-1 |
| Lukas Neumayer | d. | Juan Ignacio Londero | 7-6(7) 0-0 RET |
| Mario Vilella Martinez | d. | Lucas Miedler | 6-3 6-4 |
| Jozef Kovalik | d. | Leandro Riedi | 6-2 6-4 |
| Holger Rune | d. | Marc Polmans | 7-6(6) 6-3 |
| Andrej Martin | d. | Zizou Bergs | 6-4 6-3 |
| Ernests Gulbis | d. | Nikola Milojevic | 6-3 6-4 |
| Carlos Taberner | d. | Evgeny Karlovskiy | 6-4 7-6(4) |