title: 2017 Poznań Open – Singles
text: # 2017 Poznań Open – Singles
  
  Radu Albot was the defending champion but chose not to defend his title.
  
  Alexey Vatutin won the title after defeating Guido Andreozzi 2–6, $7–6^{(12–10)},$ 6–3 in the final.
  
  ## Seeds
  
  * Casper Ruud (second round)
  * Florian Mayer (second round)
  * Adam Pavlásek (semifinals)
  * Jerzy Janowicz (second round)
  * Jan Šátral (second round)
  * Guido Andreozzi (final)
  * Rubén Ramírez Hidalgo (quarterfinals)
  * Lukáš Rosol (quarterfinals)
  
  ## 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 | Final |
  | - | - | - | - | - | - | - | - | - | - |
  | 6 | Guido Andreozzi | 3 | 6 | 6 | | | | | |
  | 3 | Adam Pavlásek | 6 | 2 | 2 | | | | | |
  | 3 | Adam Pavlásek | 6 | 2 | 2 | 6 | Guido Andreozzi | 6 | $6^{10}$ | 3 |
  | | | | | | | Alexey Vatutin | 2 | $7^{12}$ | 6 |
  | | Gonçalo Oliveira | 6 | 5 | 2 | | Alexey Vatutin | 2 | $7^{12}$ | 6 |
  | | Alexey Vatutin | 2 | 7 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | C Ruud | 6 | 6 | | | | | | | | | | | | | | | | |
  | WC | VV Cornea | 2 | 3 | | 1 | C Ruud | $6^5$ | 4 | | | | | | | | | | | |
  | | Z Kolař | 6 | 6 | | | Z Kolař | $7^7$ | 6 | | | | | | | | | | | |
  | | Marek Jaloviec | 1 | 0 | | | | | | | | Z Kolař | 5 | 6 | 0 | | | | | |
  | | S Fayziev | 2 | 4 | | | | | | | 6 | G Andreozzi | 7 | 3 | 6 | | | | | |
  | | K Majchrzak | 6 | 6 | | | K Majchrzak | 4 | 7 | 0 | | | | | | | | | | |
  | | M Linzer | 3 | 6 | 3 | 6 | G Andreozzi | 6 | 5 | 6 | | | | | | | | | | |
  | 6 | G Andreozzi | 6 | 4 | 6 | | | | | | | | | | | 6 | G Andreozzi | 3 | 6 | 6 |
  | 3 | A Pavlásek | 7 | 6 | | | | | | | | | | | | 3 | A Pavlásek | 6 | 2 | 2 |
  | Q | J Mridha | 5 | 2 | | 3 | A Pavlásek | 6 | 6 | | | | | | | | | | | |
  | | P Krstin | 4 | 6 | 6 | | P Krstin | 1 | 0 | | | | | | | | | | | |
  | WC | A Kapaś | 6 | 1 | 4 | | | | | | 3 | A Pavlásek | 6 | 6 | | | | | | |
  | Q | Mariano Kestelboim | 6 | 6 | | | | | | | 7 | R Ramírez Hidalgo | 2 | 4 | | | | | | |
  | | S Balaji | 4 | 4 | | Q | M Kestelboim | 3 | 2 | | | | | | | | | | | |
  | Q | Maciej Rajski | 4 | 1 | | 7 | R Ramírez Hidalgo | 6 | 6 | | | | | | | | | | | |
  | 7 | R Ramírez Hidalgo | 6 | 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | J Šátral | $7^9$ | 6 | | | | | | | | | | | | | | | |
  | | G Clezar | $6^7$ | 0 | | 5 | J Šátral | 5 | 1 | | | | | | | | | | |
  | | J Eysseric | 6 | 6 | | | J Eysseric | 7 | 6 | | | | | | | | | | |
  | WC | H Hurkacz | 3 | 4 | | | | | | | | J Eysseric | $6^2$ | 4 | | | | | |
  | | G Oliveira | 6 | 6 | | | | | | | | G Oliveira | $7^7$ | 6 | | | | | |
  | | Petr Michnev | 2 | 4 | | | G Oliveira | 5 | 6 | 6 | | | | | | | | | |
  | | J Munar | $6^1$ | 2 | | 4 | J Janowicz | 7 | 2 | 4 | | | | | | | | | |
  | 4 | J Janowicz | $7^7$ | 6 | | | | | | | | | | | | G Oliveira | 6 | 5 | 2 |
  | 8 | L Rosol | 6 | 4 | 6 | | | | | | | | | | | A Vatutin | 2 | 7 | 6 |
  | | A Velotti | 4 | 6 | 3 | 8 | L Rosol | $7^7$ | 6 | | | | | | | | | | |
  | WC | Michał Dembek | 6 | 6 | | WC | M Dembek | $6^3$ | 3 | | | | | | | | | | |
  | | Y Reuter | 4 | 2 | | | | | | | 8 | L Rosol | 5 | 6 | 3 | | | | |
  | | A Vatutin | $7^7$ | 6 | | | | | | | | A Vatutin | 7 | 3 | 6 | | | | |
  | | A Nedovyesov | $6^1$ | 3 | | | A Vatutin | 7 | 6 | | | | | | | | | | |
  | Q | D Kalenichenko | 1 | 4 | | 2 | F Mayer | 5 | 4 | | | | | | | | | | |
  | 2 | F Mayer | 6 | 6 | | | | | | | | | | | | | | | |
  