Zadar CH 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Nikola Milojevic | d. | Dimitar Kuzmanov | 2-6 6-2 7-6(5) |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Dimitar Kuzmanov | d. | Nerman Fatic | 6-2 2-0 RET |
| Nikola Milojevic | d. | Lukas Klein | 6-4 4-6 6-2 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Nerman Fatic | d. | Sumit Nagal | 5-7 6-3 7-5 |
| Dimitar Kuzmanov | d. | Blaz Kavcic | 6-4 6-1 |
| Nikola Milojevic | d. | Vit Kopriva | 7-5 6-4 |
| Lukas Klein | d. | Gianluca Mager | 6-4 4-6 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Sumit Nagal | d. | Frane Nincevic | 6-0 6-1 |
| Nerman Fatic | d. | Alessandro Giannessi | 7-6(4) 5-7 7-6(6) |
| Blaz Kavcic | d. | Alex Molcan | 6-2 6-1 |
| Dimitar Kuzmanov | d. | Zdenek Kolar | 6-4 6-3 |
| Vit Kopriva | d. | Uladzimir Ignatik | 2-6 6-1 6-3 |
| Nikola Milojevic | d. | Ivan Nedelko | 6-2 6-1 |
| Lukas Klein | d. | Michael Vrbensky | 5-7 6-3 6-1 |
| Gianluca Mager | d. | Nikolas Sanchez Izquierdo | 1-6 6-4 6-1 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Sumit Nagal | d. | Nino Serdarusic | 7-6(4) 6-4 |
| Frane Nincevic | d. | Mili Poljicak | 4-6 6-4 6-3 |
| Nerman Fatic | d. | Harry Bourchier | 6-2 6-4 |
| Alessandro Giannessi | d. | Riccardo Bonadio | 7-5 7-5 |
| Alex Molcan | d. | Blaz Rola | 6-4 6-4 |
| Blaz Kavcic | d. | Andrea Pellegrino | 6-3 6-1 |
| Zdenek Kolar | d. | Alexey Vatutin | 6-4 6-2 |
| Dimitar Kuzmanov | d. | Gian Marco Moroni | 6-4 6-4 |
| Uladzimir Ignatik | d. | Filip Horansky | 6-1 6-3 |
| Vit Kopriva | d. | Marco Bortolotti | 6-1 6-3 |
| Ivan Nedelko | d. | Teymuraz Gabashvili | 6-2 2-6 6-3 |
| Nikola Milojevic | d. | Tung Lin Wu | 7-6(4) 6-1 |
| Michael Vrbensky | d. | Enzo Couacaud | 6-3 6-2 |
| Lukas Klein | d. | Vladyslav Orlov | 6-1 6-2 |
| Nikolas Sanchez Izquierdo | d. | Matija Pecotic | 3-6 6-3 6-2 |
| Gianluca Mager | d. | Igor Sijsling | 6-4 4-6 6-4 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Nerman Fatic | d. | Ivan Nedelko | 4-6 6-1 6-3 |
| Marco Bortolotti | d. | Vladyslav Orlov | 2-6 7-6(6) 7-6(5) |
| Nikolas Sanchez Izquierdo | d. | Skander Mansouri | 6-2 6-1 |
| Uladzimir Ignatik | d. | Matej Sabanov | 6-4 4-6 6-1 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Nerman Fatic | d. | Andrey Golubev | 6-2 6-3 |
| Marco Bortolotti | d. | Vlad Victor Cornea | 6-1 6-3 |
| Vladyslav Orlov | d. | Daniele Capecchi | 2-6 6-4 6-0 |
| Skander Mansouri | d. | Duje Kekez | 7-6(10) 6-4 |
| Nikolas Sanchez Izquierdo | d. | Flavio Cobolli | 6-2 7-6(3) |
| Matej Sabanov | d. | Antoine Cornut Chauvinc | 6-1 6-4 |