# 2024 Croatia Open Umag – Singles

Francisco Cerúndolo won the singles title at the 2024 Croatia Open Umag, defeating Lorenzo Musetti in the final, 2–6, 6–4, 7–6$^{(7–5)}$. It was his third ATP Tour title.
Alexei Popyrin was the defending champion, but lost to Jakub Menšík in the first round.

## Seeds

The top four seeds received a bye into the second round.
* Andrey Rublev (semifinals)
* Lorenzo Musetti (final)
* Holger Rune (withdrew)
* Francisco Cerúndolo (champion)
* Luciano Darderi (second round)
* Mariano Navone (first round)
* Tomáš Macháč (first round)
* Matteo Arnaldi (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Andrey Rublev | 6$^6$ | 4 | | | | | |
| 4 | Francisco Cerúndolo | 7$^8$ | 6 | | | | | |
| 4 | Francisco Cerúndolo | 7$^8$ | 6 | 4 | Francisco Cerúndolo | 2 | 6 | 7$^7$ |
| | | | | 2 | Lorenzo Musetti | 6 | 4 | 6$^5$ |
| | Jakub Menšík | 4 | 1 | 2 | Lorenzo Musetti | 6 | 4 | 6$^5$ |
| 2 | Lorenzo Musetti | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | A Rublev | 6 | 7 | | | | | | | | | |
| | C Ugo Carabelli | 6 | 7 | | | C Ugo Carabelli | 4 | 5 | | | | | | | | | |
| WC | L Mikrut | 2 | 5 | | | | | | 1 | A Rublev | 5 | 6 | 6 | | | | |
| | A Shevchenko | 4 | 6 | 6$^8$ | | | | | | F Marozsán | 7 | 3 | 2 | | | | |
| | F Marozsán | 6 | 4 | 7$^{10}$ | | F Marozsán | 6 | 7$^9$ | | | | | | | | | |
| | T Monteiro | 3 | 6 | 6 | | T Monteiro | 2 | 6$^7$ | | | | | | | | | |
| 7 | T Macháč | 6 | 3 | 4 | | | | | | | | | | 1 | A Rublev | 6$^6$ | 4 |
| | | | | | | | | | | | | | | 4 | F Cerúndolo | 7$^8$ | 6 |
| | | | | | 4 | F Cerúndolo | 6 | 6 | | | | | | | | | |
| Q | E Couacaud | 6 | 3 | 2 | WC | M Dodig | 3 | 4 | | | | | | | | | |
| WC | M Dodig | 3 | 6 | 6 | | | | | 4 | F Cerúndolo | 6 | 2 | 7$^7$ | | | | |
| WC | M Poljičak | 2 | 7$^7$ | 6$^9$ | | | | | | L Sonego | 4 | 6 | 6$^2$ | | | | |
| | L Sonego | 6 | 6$^1$ | 7$^{11}$ | | L Sonego | 7 | 6 | | | | | | | | | |
| Alt | A Müller | 7$^{10}$ | 6 | | Alt | A Müller | 5 | 1 | | | | | | | | | |
| 8 | M Arnaldi | 6$^8$ | 4 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | L Darderi | 6 | 6 | | | | | | | | | | | | | | |
| SE | D Ajduković | 1 | 4 | | 5 | L Darderi | 4 | 3 | | | | | | | | | |
| | J Menšík | 6 | 6 | | | J Menšík | 6 | 6 | | | | | | | | | |
| | A Popyrin | 3 | 2 | | | | | | | J Menšík | 6 | 6 | | | | | |
| | L Van Assche | 4 | 3 | | | | | | LL | C-h Tseng | 0 | 4 | | | | | |
| | F Fognini | 6 | 6 | | | F Fognini | 1 | 0 | | | | | | | | | |
| | | | | | LL | C-h Tseng | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | | J Menšík | 4 | 1 |
| 6 | M Navone | 2 | 3 | | | | | | | | | | | 2 | L Musetti | 6 | 6 |
| | F Cobolli | 6 | 6 | | | F Cobolli | 6$^5$ | 6$^3$ | | | | | | | | | |
| Q | F Misolic | 4 | 6 | 2 | | D Lajović | 7$^7$ | 7$^7$ | | | | | | | | | |
| | D Lajović | 6 | 3 | 6 | | | | | | D Lajović | 7 | 3 | 0 | | | | |
| Q | M Trungelliti | 4 | 6 | 6 | | | | | 2 | L Musetti | 5 | 6 | 6 | | | | |
| Q | G Andreozzi | 6 | 3 | 2 | Q | M Trungelliti | 4 | 3 | | | | | | | | | |
| | | | | | 2 | L Musetti | 6 | 6 | | | | | | | | | |

## Qualifying
### Seeds

* Jozef Kovalík (first round)
* Marco Trungelliti (qualified)
* Oriol Roca Batalla (first round)
* Tseng Chun-hsin (qualifying competition, lucky loser)
* Jaime Faria (first round)
* Henrique Rocha (qualifying competition)
* Nick Hardt (first round)
* Zsombor Piros (first round)

### Qualifiers

* Filip Misolic
* Guido Andreozzi
* Marco Trungelliti
* Enzo Couacaud

### Lucky loser

* Tseng Chun-hsin

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Jozef Kovalík | 4 | 7$^8$ | 3 | | | |
| | Filip Misolic | 6 | 6$^6$ | 6 | | | |
| | Filip Misolic | 6 | 6$^6$ | 6 | Filip Misolic | 6 | 6 |
| | | | | | David Jordà Sanchis | 3 | 4 |
| | David Jordà Sanchis | 7$^7$ | 5 | 7$^7$ | David Jordà Sanchis | 3 | 4 |
| 7 | Nick Hardt | 6$^3$ | 7 | 6$^5$ | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| Alt | Nino Serdarušić | 4 | 4 | | | | |
| Alt | Guido Andreozzi | 6 | 6 | | | | |
| Alt | Guido Andreozzi | 6 | 6 | Alt | Guido Andreozzi | 6 | 7 |
| | | | | 4 | Tseng Chun-hsin | 4 | 5 |
| WC | Deni Žmak | 2 | 4 | 4 | Tseng Chun-hsin | 4 | 5 |
| 4 | Tseng Chun-hsin | 6 | 6 | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Marco Trungelliti | 6 | 6 | | | | |
| WC | Matija Pecotić | 3 | 3 | | | | |
| WC | Matija Pecotić | 3 | 3 | 2 | Marco Trungelliti | 6 | 6 |
| | | | | 6 | Henrique Rocha | 3 | 2 |
| 8 | Zsombor Piros | 1 | 6$^4$ | 6 | Henrique Rocha | 3 | 2 |
| 6 | Henrique Rocha | 6 | 7$^7$ | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Oriol Roca Batalla | 3 | 7 | 1 | | | |
| | Renzo Olivo | 6 | 5 | 6 | | | |
| | Renzo Olivo | 6 | 5 | 6 | Renzo Olivo | 0 | 1 |
| | | | | | Enzo Couacaud | 6 | 6 |
| | Enzo Couacaud | 6 | 4 | 6 | Enzo Couacaud | 6 | 6 |
| 5 | Jaime Faria | 0 | 6 | 2 | | | |