title: 2006 PBZ Zagreb Indoors – Singles
text: # 2006 PBZ Zagreb Indoors – Singles
  
  Ivan Ljubičić won the title, defeating Stefan Koubek 6–3, 6–4 in the final.
  
  ## Seeds
  
  * Ivan Ljubičić (champion)
  * David Ferrer (first round)
  * Richard Gasquet (second round)
  * Radek Štěpánek (second round)
  * Mario Ančić (second round)
  * Jarkko Nieminen (second round)
  * Igor Andreev (first round)
  * Feliciano López (second 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 | Ivan Ljubičić | $6^6$ | 6 | 6 | | | | |
  | | Novak Djokovic | $7^8$ | 3 | 4 | | | | |
  | | Novak Djokovic | $7^8$ | 3 | 4 | 1 | Ivan Ljubičić | 6 | 6 |
  | | | | | | Q | Stefan Koubek | 3 | 4 |
  | | Tim Henman | 3 | 6 | 2 | Q | Stefan Koubek | 3 | 4 |
  | Q | Stefan Koubek | 6 | 3 | 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 | I Ljubičić | 4 | 6 | 6 | | | | | | | | | | | | | | |
  | WC | A Murray | 6 | 2 | 3 | 1 | I Ljubičić | $7^7$ | 6 | | | | | | | | | | |
  | | J Hernych | 2 | 4 | | | K Carlsen | $6^5$ | 4 | | | | | | | | | | |
  | | K Carlsen | 6 | 6 | | | | | | | 1 | I Ljubičić | 6 | 6 | | | | | |
  | | T Zíb | 4 | 6 | 1 | | | | | | | M Youzhny | 3 | 2 | | | | | |
  | | M Youzhny | 6 | 3 | 6 | | M Youzhny | 2 | $7^7$ | $7^7$ | | | | | | | | | |
  | | P Starace | 6 | 5 | 3 | 6 | J Nieminen | 6 | $6^3$ | $6^0$ | | | | | | | | | |
  | 6 | J Nieminen | 3 | 7 | 6 | | | | | | | | | | 1 | I Ljubičić | $6^6$ | 6 | 6 |
  | 4 | R Štěpánek | 6 | $7^7$ | | | | | | | | | | | | N Djokovic | $7^8$ | 3 | 4 |
  | Q | T Cakl | 3 | $6^2$ | | 4 | R Štěpánek | 3 | 4 | | | | | | | | | | |
  | | N Djokovic | 6 | 7 | | | N Djokovic | 6 | 6 | | | | | | | | | | |
  | | R Vik | 1 | 5 | | | | | | | | N Djokovic | 6 | 6 | | | | | |
  | | D Bracciali | 4 | $6^5$ | | | | | | | Q | I Bozoljac | 2 | 3 | | | | | |
  | Q | I Bozoljac | 6 | $7^7$ | | Q | I Bozoljac | $7^7$ | 6 | | | | | | | | | | |
  | | R Söderling | $6^4$ | 6 | 1 | 8 | F López | $6^5$ | 2 | | | | | | | | | | |
  | 8 | F López | $7^7$ | 4 | 6 | | | | | | | | | | | | | | |
  
  ### Bottom 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 7 | I Andreev | 3 | 6 | 3 | | | | | | | | | | | | | | | |
  | WC | M Čilić | 6 | 1 | 6 | WC | M Čilić | 6 | 4 | 4 | | | | | | | | | | |
  | | A Seppi | 6 | 6 | | | A Seppi | 4 | 6 | 6 | | | | | | | | | | |
  | Q | N Okun | 2 | 4 | | | | | | | | A Seppi | 3 | 4 | | | | | | |
  | | A Clément | 3 | 3 | | | | | | | | T Henman | 6 | 6 | | | | | | |
  | | T Henman | 6 | 6 | | | T Henman | 6 | 6 | | | | | | | | | | | |
  | | D Sanguinetti | 3 | 0 | | WC/3 | R Gasquet | 4 | 4 | | | | | | | | | | | |
  | WC/3 | R Gasquet | 6 | 6 | | | | | | | | | | | | | T Henman | 3 | 6 | 2 |
  | 5 | M Ančić | 6 | 4 | 6 | | | | | | | | | | | Q | S Koubek | 6 | 3 | 6 |
  | | D Tursunov | 3 | 6 | 4 | 5 | M Ančić | $6^7$ | $6^4$ | | | | | | | | | | | |
  | | R Schüttler | $6^0$ | 3 | | | I Karlović | $7^9$ | $7^7$ | | | | | | | | | | | |
  | | I Karlović | $7^7$ | 6 | | | | | | | | I Karlović | $6^4$ | $7^8$ | 3 | | | | | |
  | Q | S Koubek | $7^9$ | 3 | 6 | | | | | | Q | S Koubek | $7^7$ | $6^6$ | 6 | | | | | |
  | | I Minář | $6^7$ | 6 | 3 | Q | S Koubek | 6 | 6 | | | | | | | | | | | |
  | | S Wawrinka | 4 | 6 | 6 | | S Wawrinka | 4 | 4 | | | | | | | | | | | |
  | 2 | D Ferrer | 6 | 1 | 3 | | | | | | | | | | | | | | | |
  