title: 1990 ATP German Open – Singles
text: # 1990 ATP German Open – Singles
  
  Juan Aguilera defeated Boris Becker in the final, 6–1, 6–0, $7–6^{(9–7)}$ to win the singles tennis title at the 1990 Hamburg European Open.
  
  Ivan Lendl was the reigning champion, but did not compete this year.
  
  ## Seeds
  
  A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top eight seeds received a bye to the second round.
  
  * Boris Becker (final)
  * Andre Agassi (third round)
  * Aaron Krickstein (third round)
  * Emilio Sánchez (third round)
  * Jay Berger (quarterfinals)
  * Andrés Gómez (second round)
  * Michael Chang (second round)
  * Andrei Cherkasov (withdrew)
  * Martín Jaite (first round)
  * Jim Courier (third round)
  * Carl-Uwe Steeb (second round)
  * Thomas Muster (withdrew)
  * Horst Skoff (first round)
  * Guillermo Pérez Roldán (first round)
  * Magnus Gustafsson (quarterfinals)
  * Alberto Mancini (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 | Final |
  | - | - | - | - | - | - | - | - | - | - |
  | 1 | Boris Becker | 6 | 3 | 6 | | | | | |
  | WC | Henri Leconte | 3 | 6 | 3 | | | | | |
  | WC | Henri Leconte | 3 | 6 | 3 | 1 | Boris Becker | 1 | 0 | 6 |
  | | | | | | | Juan Aguilera | 6 | 6 | 7 |
  | | Guy Forget | 5 | 6 | | | Juan Aguilera | 6 | 6 | 7 |
  | | Juan Aguilera | 7 | 7 | | | | | | |
  
  ### Top half
  
  **Section 1**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 1 | B Becker | 7 | 6 | | | | | | | | | |
  | | K Curren | 6 | 4 | | | P Canè | 5 | 1 | | | | | | | | | |
  | | P Canè | 7 | 6 | | | | | | | 1 | B Becker | 6 | 6 | | | | |
  | WC | M Zoecke | 2 | 2 | | | | | | | | A Cherkasov | 2 | 3 | | | | |
  | | A Cherkasov | 6 | 6 | | | A Cherkasov | 6 | 6 | | | | | | | | | |
  | WC | J Wöhrmann | 6 | 6 | | WC | J Wöhrmann | 4 | 1 | | | | | | | | | |
  | 16 | A Mancini | 0 | 2 | | | | | | | | | | | 1 | B Becker | 6 | 6 |
  | 9 | M Jaite | 6 | 5 | 3 | | | | | | | | | | | J Arias | 3 | 1 |
  | | J Arias | 3 | 7 | 6 | | J Arias | 6 | 2 | 6 | | | | | | | | |
  | | J Hlasek | 7 | 6 | | | J Hlasek | 4 | 6 | 2 | | | | | | | | |
  | | M Stich | 6 | 4 | | | | | | | | J Arias | 6 | 6 | | | | |
  | Q | J Apell | 1 | 2 | | | | | | | LL | L Jönsson | 1 | 2 | | | | |
  | WC | U Riglewski | 6 | 6 | | WC | U Riglewski | 0 | 4 | | | | | | | | | |
  | | | | | | LL | L Jönsson | 6 | 6 | | | | | | | | | |
  
  **Section 2**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 3 | A Krickstein | 7 | 6 | | | | | | | | | |
  | | J Yzaga | 6 | 6 | | | J Yzaga | 6 | 2 | | | | | | | | | |
  | | M Šrejber | 2 | 3 | | | | | | | 3 | A Krickstein | 4 | 4 | | | | |
  | | T Witsken | 6 | 6 | 2 | | | | | | WC | H Leconte | 6 | 6 | | | | |
  | WC | H Leconte | 7 | 2 | 6 | WC | H Leconte | 6 | 1 | 6 | | | | | | | | |
  | | J Arrese | 3 | | | | J Arrese | 4 | 6 | 2 | | | | | | | | |
  | 13 | H Skoff | $1^r$ | | | | | | | | | | | | WC | H Leconte | 6 | 6 |
  | LL | F Davín | 7 | 6 | | | | | | | | | | | LL | F Davín | 3 | 3 |
  | Q | C Bergström | 5 | 2 | | LL | F Davín | 6 | 2 | 6 | | | | | | | | |
  | | E Jelen | 5 | 4 | | | R Agénor | 3 | 6 | 2 | | | | | | | | |
  | | R Agénor | 7 | 6 | | | | | | | LL | F Davín | 6 | 6 | | | | |
  | | L Mattar | 6 | 7 | | | | | | | | L Mattar | 0 | 2 | | | | |
  | Q | C Pistolesi | 4 | 5 | | | L Mattar | 6 | 7 | 6 | | | | | | | | |
  | | | | | | 6 | A Gómez | 7 | 6 | 3 | | | | | | | | |
  
  ### Bottom half
  
  **Section 3**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 5 | J Berger | 6 | 6 | | | | | | | | | | | |
  | WC | P Kühnen | 6 | 6 | 6 | WC | P Kühnen | 2 | 2 | | | | | | | | | | | |
  | Q | T Champion | 7 | 2 | 4 | | | | | | 5 | J Berger | 3 | 6 | 6 | | | | | |
  | Q | R Azar | 7 | 1 | 6 | | | | | | Q | R Azar | 6 | 2 | 3 | | | | | |
  | | J-P Fleurian | 6 | 6 | 4 | Q | R Azar | 6 | 4 | 7 | | | | | | | | | | |
  | | J Sánchez | 4 | 6 | 4 | 11 | C-U Steeb | 2 | 6 | 5 | | | | | | | | | | |
  | 11 | C-U Steeb | 6 | 2 | 6 | | | | | | | | | | | 5 | J Berger | 3 | 6 | 4 |
  | 14 | G Pérez Roldán | 0 | 3 | | | | | | | | | | | | | G Forget | 6 | 3 | 6 |
  | | G Prpić | 6 | 6 | | | G Prpić | 6 | 6 | 4 | | | | | | | | | | |
  | | G Forget | 6 | 7 | | | G Forget | 7 | 3 | 6 | | | | | | | | | | |
  | | K Nováček | 4 | 5 | | | | | | | | G Forget | 7 | 6 | | | | | | |
  | | P Korda | 2 | 6 | 6 | | | | | | 4 | E Sánchez | 6 | 4 | | | | | | |
  | Q | F Santoro | 6 | 3 | 7 | Q | F Santoro | 6 | 1 | 1 | | | | | | | | | | |
  | | | | | | 4 | E Sánchez | 4 | 6 | 6 | | | | | | | | | | |
  
  **Section 4**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 7 | M Chang | 3 | 2 | | | | | | | | | | |
  | | G Ivanišević | 4 | 1 | | | J Aguilera | 6 | 6 | | | | | | | | | | |
  | | J Aguilera | 6 | 6 | | | | | | | | J Aguilera | 1 | 6 | 6 | | | | |
  | | P Haarhuis | 6 | 6 | | | | | | | 10 | J Courier | 6 | 4 | 4 | | | | |
  | | A Mansdorf | 0 | 3 | | | P Haarhuis | 1 | 1 | | | | | | | | | | |
  | | J Gunnarsson | 7 | 4 | 2 | 10 | J Courier | 6 | 6 | | | | | | | | | | |
  | 10 | J Courier | 6 | 6 | 6 | | | | | | | | | | | | J Aguilera | 6 | 6 |
  | 15 | M Gustafsson | 6 | 6 | | | | | | | | | | | | 15 | M Gustafsson | 1 | 4 |
  | | S Bruguera | 2 | 4 | | 15 | M Gustafsson | 6 | 5 | 6 | | | | | | | | | |
  | | A Volkov | 2 | 5 | | | M Filippini | 3 | 7 | 3 | | | | | | | | | |
  | | M Filippini | 6 | 7 | | | | | | | 15 | M Gustafsson | 7 | 7 | | | | | |
  | Q | D Pérez | 6 | 3 | 7 | | | | | | 2 | A Agassi | 6 | 6 | | | | | |
  | | J Svensson | 3 | 6 | 6 | Q | D Pérez | 1 | 0 | r | | | | | | | | | |
  | | | | | | 2 | A Agassi | 6 | 1 | | | | | | | | | | |
  