Sofia 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Jannik Sinner | d. | Gael Monfils | 6-3 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Gael Monfils | d. | Marcos Giron | 7-5 6-0 |
| Jannik Sinner | d. | Filip Krajinovic | 6-3 7-5 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Gael Monfils | d. | Gianluca Mager | 6-2 6-2 |
| Marcos Giron | d. | John Millman | 6-4 6-2 |
| Filip Krajinovic | d. | Kamil Majchrzak | 6-3 4-6 6-3 |
| Jannik Sinner | d. | James Duckworth | 7-6(4) 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gael Monfils | d. | Ilya Ivashka | W/O |
| Gianluca Mager | d. | Miomir Kecmanovic | 7-6(3) 6-3 |
| Marcos Giron | d. | Alex De Minaur | 7-6(5) 7-6(2) |
| John Millman | d. | Illya Marchenko | 5-7 7-6(0) 6-3 |
| Filip Krajinovic | d. | Laslo Djere | 6-3 6-0 |
| Kamil Majchrzak | d. | Dimitar Kuzmanov | 7-5 6-1 |
| James Duckworth | d. | Benoit Paire | 6-4 6-4 |
| Jannik Sinner | d. | Egor Gerasimov | 6-2 7-6(3) |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Ilya Ivashka | d. | Pablo Andujar | 6-4 6-3 |
| Miomir Kecmanovic | d. | Adrian Andreev | 7-6(7) 6-4 |
| Gianluca Mager | d. | Adrian Mannarino | 6-3 6-2 |
| Marcos Giron | d. | Jaume Munar | 6-7(2) 6-1 6-4 |
| Illya Marchenko | d. | Andreas Seppi | 6-4 6-2 |
| John Millman | d. | Mikael Ymer | 6-2 6-4 |
| Filip Krajinovic | d. | Alexandar Lazarov | 6-0 6-3 |
| Laslo Djere | d. | Pedro Martinez | 7-6(5) 6-3 |
| Dimitar Kuzmanov | d. | Lorenzo Musetti | 6-7(4) 7-6(3) 6-3 |
| Benoit Paire | d. | Alejandro Davidovich Fokina | 6-4 7-5 |
| James Duckworth | d. | Emil Ruusuvuori | 3-6 6-4 6-4 |
| Egor Gerasimov | d. | Vasek Pospisil | 5-7 7-6(8) 6-3 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Egor Gerasimov | d. | Altug Celikbilek | 7-6(6) 6-3 |
| Andreas Seppi | d. | Alexander Donski | 6-3 6-2 |
| Illya Marchenko | d. | Tomas Machac | 3-6 6-3 7-6(2) |
| Pedro Martinez | d. | Kamil Majchrzak | 6-4 7-6(4) |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Altug Celikbilek | d. | Daniel Elahi Galan | 7-6(6) 4-6 7-5 |
| Egor Gerasimov | d. | Evgeny Donskoy | 6-3 7-6(4) |
| Alexander Donski | d. | Jurij Rodionov | 2-6 6-1 7-6(4) |
| Andreas Seppi | d. | Cem Ilkel | 7-6(3) 6-2 |
| Tomas Machac | d. | Kacper Zuk | 6-4 6-2 |
| Illya Marchenko | d. | Marco Cecchinato | 6-3 6-3 |
| Kamil Majchrzak | d. | Maxime Cressy | 4-6 6-4 6-3 |
| Pedro Martinez | d. | Simon Anthony Ivanov | 7-5 6-1 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0