2009 International German Open – Singles
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Rafael Nadal was the defending champion, but chose not to participate that year.
Nikolay Davydenko won in the final, 6–4, 6–2, against Paul-Henri Mathieu.
Seeds
All seeds receive a bye into the second round.
- France Gilles Simon (second round)
- Russia Nikolay Davydenko (champion)
- Sweden Robin Söderling (third round)
- Spain Tommy Robredo (second round)
- Switzerland Stanislas Wawrinka (second round)
- Spain David Ferrer (semifinals)
- Russia Igor Andreev (second round)
- Germany Philipp Kohlschreiber (third round)
- Austria Jürgen Melzer (second round)
- Serbia Viktor Troicki (quarterfinals, retired because of a right foot injury)
- Romania Victor Hănescu (quarterfinals)
- Argentina José Acasuso (second round, retired because of a neck injury)
- France Paul-Henri Mathieu (final)
- Spain Nicolás Almagro (quarterfinals)
- France Jérémy Chardy (third round)
- Germany Mischa Zverev (second round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Finals
| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 13 | France Paul-Henri Mathieu | 3 | ||||||||||||||||||
| 10 | Serbia Victor Troicki | 0r | ||||||||||||||||||
| 13 | France Paul-Henri Mathieu | 4 | 6 | 7 | ||||||||||||||||
| Q | Uruguay Pablo Cuevas | 6 | 3 | 5 | ||||||||||||||||
| 14 | Spain Nicolás Almagro | 2 | 4 | |||||||||||||||||
| Q | Uruguay Pablo Cuevas | 6 | 6 | |||||||||||||||||
| 13 | France Paul-Henri Mathieu | 4 | 2 | |||||||||||||||||
| 2 | Russia Nikolay Davydenko | 6 | 6 | |||||||||||||||||
| 6 | Spain David Ferrer | 6 | 6 | |||||||||||||||||
| WC | Germany Simon Greul | 2 | 3 | |||||||||||||||||
| 6 | Spain David Ferrer | 5 | 62 | |||||||||||||||||
| 2 | Russia Nikolay Davydenko | 7 | 7 | |||||||||||||||||
| 11 | Romania Victor Hănescu | 3 | 6 | 3 | ||||||||||||||||
| 2 | Russia Nikolay Davydenko | 6 | 4 | 6 |
Top half
Section 1
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 1 | France G Simon | 6 | 4 | 3 | |||||||||||||||||||||||
| Q | Romania V Crivoi | 6 | 4 | 1 | WC | Germany D Brands | 3 | 6 | 6 | ||||||||||||||||||
| WC | Germany D Brands | 4 | 6 | 6 | WC | Germany D Brands | 5 | 5 | |||||||||||||||||||
| Q | Russia E Korolev | 63 | 2 | 13 | France P-H Mathieu | 7 | 7 | ||||||||||||||||||||
| Q | Spain P Riba | 7 | 6 | Q | Spain P Riba | 1 | 6 | 63 | |||||||||||||||||||
| 13 | France P-H Mathieu | 6 | 2 | 7 | |||||||||||||||||||||||
| 13 | France P-H Mathieu | 3 | |||||||||||||||||||||||||
| 10 | Serbia V Troicki | 0r | |||||||||||||||||||||||||
| 10 | Serbia V Troicki | 3 | 6 | 6 | |||||||||||||||||||||||
| Russia T Gabashvili | 6 | 6 | Russia T Gabashvili | 6 | 2 | 4 | |||||||||||||||||||||
| Italy A Seppi | 3 | 1 | 10 | Serbia V Troicki | 62 | 6 | 7 | ||||||||||||||||||||
| Belgium C Rochus | 4 | 2 | Spain G García López | 7 | 4 | 66 | |||||||||||||||||||||
| Spain G García López | 6 | 6 | Spain G García López | 6 | 6 | ||||||||||||||||||||||
| 5 | Switzerland S Wawrinka | 2 | 4 |
Section 2
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 3 | Sweden R Söderling | 6 | 63 | 6 | |||||||||||||||||||||||
| Italy F Fognini | 6 | 6 | Italy F Fognini | 3 | 7 | 3 | |||||||||||||||||||||
| Czech Republic I Minář | 4 | 2 | 3 | Sweden R Söderling | 5 | 3 | |||||||||||||||||||||
| Argentina M Vassallo Argüello | 4 | 4 | 14 | Spain N Almagro | 7 | 6 | |||||||||||||||||||||
| Q | Spain M Granollers | 6 | 6 | Q | Spain M Granollers | 6 | 3 | 4 | |||||||||||||||||||
| 14 | Spain N Almagro | 4 | 6 | 6 | |||||||||||||||||||||||
| 14 | Spain N Almagro | 2 | 4 | ||||||||||||||||||||||||
| Q | Uruguay P Cuevas | 6 | 6 | ||||||||||||||||||||||||
| 9 | Austria J Melzer | 65 | 3 | ||||||||||||||||||||||||
| Q | Uruguay P Cuevas | 7 | 6 | Q | Uruguay P Cuevas | 7 | 6 | ||||||||||||||||||||
| Germany B Phau | 60 | 4 | Q | Uruguay P Cuevas | 6 | 7 | |||||||||||||||||||||
| Q | Italy P Starace | 5 | 6 | 6 | 8 | Germany P Kohlschreiber | 4 | 68 | |||||||||||||||||||
| Argentina M González | 7 | 4 | 3 | Q | Italy P Starace | 2 | 6 | 4 | |||||||||||||||||||
| 8 | Germany P Kohlschreiber | 6 | 4 | 6 |
Bottom half
Section 3
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 6 | Spain D Ferrer | 6 | 6 | ||||||||||||||||||||||||
| WC | Germany F Mayer | 63 | 6 | 6 | WC | Germany F Mayer | 3 | 2 | |||||||||||||||||||
| Germany R Schüttler | 7 | 3 | 3 | 6 | Spain D Ferrer | 4 | 7 | 6 | |||||||||||||||||||
| Argentina J Mónaco | 7 | 6 | Argentina J Mónaco | 6 | 5 | 2 | |||||||||||||||||||||
| Russia M Youzhny | 64 | 3 | Argentina J Mónaco | 6 | 1 | ||||||||||||||||||||||
| 12 | Argentina J Acasuso | 1 | 1r | ||||||||||||||||||||||||
| 6 | Spain D Ferrer | 6 | 6 | ||||||||||||||||||||||||
| WC | Germany S Greul | 2 | 3 | ||||||||||||||||||||||||
| 16 | Germany M Zverev | 6 | 5 | 1 | |||||||||||||||||||||||
| Serbia J Tipsarević | 6 | 3 | 3 | WC | Germany S Greul | 0 | 7 | 6 | |||||||||||||||||||
| WC | Germany S Greul | 2 | 6 | 6 | WC | Germany S Greul | 7 | 7 | |||||||||||||||||||
| Belgium S Darcis | 4 | 4 | Spain I Navarro | 5 | 67 | ||||||||||||||||||||||
| Spain I Navarro | 6 | 6 | Spain I Navarro | 7 | 7 | ||||||||||||||||||||||
| 4 | Spain T Robredo | 5 | 62 |
Section 4
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 7 | Russia I Andreev | 4 | 3 | ||||||||||||||||||||||||
| France J Benneteau | 6 | 1 | 6 | France J Benneteau | 6 | 6 | |||||||||||||||||||||
| Argentina JI Chela | 4 | 6 | 1 | France J Benneteau | 6 | 3 | 3 | ||||||||||||||||||||
| WC | Germany K Krawietz | 0 | 6 | 3 | 11 | Romania V Hănescu | 3 | 6 | 6 | ||||||||||||||||||
| Czech Republic J Hernych | 6 | 4 | 6 | Czech Republic J Hernych | 2 | 3 | |||||||||||||||||||||
| 11 | Romania V Hănescu | 6 | 6 | ||||||||||||||||||||||||
| 11 | Romania V Hănescu | 3 | 6 | 3 | |||||||||||||||||||||||
| 2 | Russia N Davydenko | 6 | 4 | 6 | |||||||||||||||||||||||
| 15 | France J Chardy | 7 | 7 | ||||||||||||||||||||||||
| Spain Ó Hernández | 7 | 4 | 4 | Germany A Beck | 62 | 66 | |||||||||||||||||||||
| Germany A Beck | 63 | 6 | 6 | 15 | France J Chardy | 3 | 3 | ||||||||||||||||||||
| Germany P Petzschner | 7 | 6 | 2 | Russia N Davydenko | 6 | 6 | |||||||||||||||||||||
| France F Serra | 63 | 2 | Germany P Petzschner | 3 | 2 | ||||||||||||||||||||||
| 2 | Russia N Davydenko | 6 | 6 |
Qualifying
The top two seeds received a bye into the qualifying competition
Seeds
- Italy Potito Starace (qualified)
- Romania Victor Crivoi (qualified)
- Spain Daniel Gimeno Traver (qualifying competition)
- Kazakhstan Evgeny Korolev (qualified)
- Spain Marcel Granollers (qualified)
- Argentina Diego Junqueira (qualifying competition)
- Uruguay Pablo Cuevas (qualified)
- France Adrian Mannarino (first round)
- Spain Pablo Andújar (first round)
- Spain Pere Riba (qualified)
- Argentina Guillermo Cañas (qualifying competition)
- Austria Stefan Koubek (qualifying competition)
Qualifiers
- Italy Potito Starace
- Romania Victor Crivoi
- Uruguay Pablo Cuevas
- Kazakhstan Evgeny Korolev
- Spain Marcel Granollers
- Spain Pere Riba
Draw
First qualifier
| First round | Qualifying competition | ||||||||||||
| 1 | Italy Potito Starace | 6 | 6 | ||||||||||
| Romania Teodor-Dacian Crăciun | 3 | 3 | 11 | Argentina Guillermo Cañas | 4 | 2 | |||||||
| 11 | Argentina Guillermo Cañas | 6 | 6 |
Second qualifier
| First round | Qualifying competition | ||||||||||||
| 2 | Romania Victor Crivoi | 6 | 7 | ||||||||||
| Germany Dominik Meffert | 4 | 6 | 6 | Germany Dominik Meffert | 0 | 5 | |||||||
| 9 | Spain Pablo Andújar | 6 | 3 | 2 |
Third qualifier
| First round | Qualifying competition | ||||||||||||
| 3 | Spain Daniel Gimeno Traver | 77 | 2 | 6 | |||||||||
| Italy Andrea Arnaboldi | 65 | 6 | 4 | ||||||||||
| 3 | Spain Daniel Gimeno Traver | 2 | 63 | ||||||||||
| 7 | Uruguay Pablo Cuevas | 6 | 77 | ||||||||||
| Spain Carles Poch Gradin | 4 | 2 | |||||||||||
| 7 | Uruguay Pablo Cuevas | 6 | 6 |
Fourth qualifier
| First round | Qualifying competition | ||||||||||||
| 4 | Kazakhstan Evgeny Korolev | 6 | 78 | ||||||||||
| Germany Julian Reister | 3 | 66 | |||||||||||
| 4 | Kazakhstan Evgeny Korolev | 6 | 6 | ||||||||||
| 12 | Austria Stefan Koubek | 2 | 2 | ||||||||||
| WC | Germany Philipp Hammer | 3 | 77 | 1 | |||||||||
| 12 | Austria Stefan Koubek | 6 | 65 | 6 |
Fifth qualifier
| First round | Qualifying competition | ||||||||||||
| 5 | Spain Marcel Granollers | 6 | 6 | ||||||||||
| Chile Adrián García | 4 | 4 | |||||||||||
| 5 | Spain Marcel Granollers | 6 | 6 | ||||||||||
| WC | Finland Jaan-Frederik Brunken | 2 | 3 | ||||||||||
| WC | Finland Jaan-Frederik Brunken | 6 | 6 | ||||||||||
| 8 | France Adrian Mannarino | 2 | 3 |
Sixth qualifier
| First round | Qualifying competition | ||||||||||||
| 6 | Argentina Diego Junqueira | 2 | 6 | 77 | |||||||||
| Germany Jan-Lennard Struff | 6 | 3 | 64 | ||||||||||
| 6 | Argentina Diego Junqueira | 3 | 1 | ||||||||||
| 10 | Spain Pere Riba | 6 | 6 | ||||||||||
| Germany Nils Langer | 3 | 4 | |||||||||||
| 10 | Spain Pere Riba | 6 | 6 |