# 2009 Zagreb Open – Singles

Christophe Rochus was the winner in 2008, but he didn't play this year. Marcos Daniel became the new champion. He defeated Olivier Rochus in the final of tournament.

## Seeds

* Nicolas Devilder (semifinals)
* Robert Kendrick (second round)
* Leonardo Mayer (first round)
* Brian Dabul (quarterfinals)
* Roko Karanušić (quarterfinals)
* Thiago Alves (first round)
* Marcos Daniel (champion)
* Jiří Vaněk (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 | Semifinals | Final | Final | Final | Final |
| 1 | Nicolas Devilder | 7 | 4 | 2 | | | | |
| 7 | Marcos Daniel | 5 | 6 | 6 | | | | |
| 7 | Marcos Daniel | 5 | 6 | 6 | 7 | Marcos Daniel | 6 | 6 |
| | | | | | | Olivier Rochus | 3 | 4 |
| | Ricardo Hocevar | 1 | 2 | | | Olivier Rochus | 3 | 4 |
| | Olivier Rochus | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | N Devilder | 7 | 6 | | | | | | | | | | | | | | | |
| | O Patience | 6$^4$ | 2 | | 1 | N Devilder | 6 | 6 | | | | | | | | | | |
| | B Evans | 3 | 6$^7$ | | Q | A Arnaboldi | 1 | 4 | | | | | | | | | | |
| Q | A Arnaboldi | 6 | 7 | | | | | | | 1 | N Devilder | 6 | 7 | | | | | |
| WC | I Dodig | 7 | 7 | | | | | | | | I Bozoljac | 1 | 6$^3$ | | | | | |
| | R Sweeting | 5 | 6$^4$ | | WC | I Dodig | 2 | 2 | | | | | | | | | | |
| | I Bozoljac | 6 | 6 | | | I Bozoljac | 6 | 6 | | | | | | | | | | |
| 8 | J Vaněk | 4 | 2 | | | | | | | | | | | 1 | N Devilder | 7 | 4 | 2 |
| 4 | B Dabul | 2 | 7 | 6 | | | | | | | | | | 7 | M Daniel | 5 | 6 | 6 |
| | JP Brzezicki | 6 | 5 | 4 | 4 | B Dabul | 7 | 6$^4$ | 2 | | | | | | | | | |
| WC | A Veić | 7 | 3 | 6 | WC | A Veić | 5 | 7 | 2$^r$ | | | | | | | | | |
| | P Luczak | 6$^5$ | 6 | 3 | | | | | | 4 | B Dabul | 1 | 5 | | | | | |
| Q | F Škugor | 6 | 7 | | | | | | | 7 | M Daniel | 6 | 7 | | | | | |
| | P Riba | 4 | 6$^1$ | | Q | F Škugor | 4 | 6 | 3 | | | | | | | | | |
| WC | N Mektić | 3 | 6$^4$ | | 7 | M Daniel | 6 | 4 | 6 | | | | | | | | | |
| 7 | M Daniel | 6 | 7 | | | | | | | | | | | | | | | |

### 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 |
| 6 | T Alves | 1 | 2 | | | | | | | | | | | | | |
| | B Pašanski | 6 | 6 | | | B Pašanski | 7 | 7 | | | | | | | | |
| Q | E Donskoy | 3 | 2 | | | D Brands | 5 | 6$^3$ | | | | | | | | |
| | D Brands | 6 | 6 | | | | | | | B Pašanski | 3 | 6 | 6$^6$ | | | |
| | R Hocevar | 1 | 6 | 6 | | | | | | R Hocevar | 6 | 4 | 7 | | | |
| Q | M Fischer | 6 | 3 | 2 | | R Hocevar | 6 | 7 | | | | | | | | |
| | S Devvarman | 4 | 6 | 6 | | S Devvarman | 4 | 6$^4$ | | | | | | | | |
| 3 | L Mayer | 6 | 2 | 2 | | | | | | | | | | R Hocevar | 1 | 2 |
| 5 | R Karanušić | 7 | 6 | | | | | | | | | | | O Rochus | 6 | 6 |
| | D Muñoz-De La Nava | 6$^5$ | 1 | | 5 | R Karanušić | 6 | 6 | | | | | | | | |
| | A Delic | 7 | 6 | | | A Delic | 3 | 3 | | | | | | | | |
| | D Hrbatý | 5 | 4 | | | | | | 5 | R Karanušić | 3 | 6$^6$ | | | | |
| WC | A Sančić | 6$^5$ | 2 | | | | | | | O Rochus | 6 | 7 | | | | |
| | O Rochus | 7 | 6 | | | O Rochus | 6 | 7 | | | | | | | | |
| | J Huta Galung | 2 | 3 | | 2 | R Kendrick | 4 | 5 | | | | | | | | |
| 2 | R Kendrick | 6 | 6 | | | | | | | | | | | | | |