| 2009 Lambertz Open by STAWAG | |
|---|---|
| Date | 9–15 November |
| Edition | 19th |
| Location | Aachen, Germany |
| Champions | |
| Singles | |
 Rajeev Ram | |
| Doubles | |
 Rohan Bopanna /  Aisam-ul-Haq Qureshi | |
The 2009 Lambertz Open by STAWAG was a professional tennis tournament played on indoor carpet courts. It was the nineteenth edition of the tournament which was part of the 2009 ATP Challenger Tour. It took place in Aachen, Germany between 9 and 15 November 2009.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| USA
|
Rajeev Ram | 97 | 1 |
 AUT
|
Stefan Koubek | 115 | 2 |
 GER
|
Daniel Brands | 123 | 3 |
 SLO
|
Blaž Kavčič | 125 | 4 |
 BEL
|
Steve Darcis | 130 | 5 |
| GER
|
|||
| GER
|
Julian Reister | 179 | 7 |
| GER
|
Dieter Kindlmann | 190 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Rajeev Ram def. 
Dustin Brown, 7–6(2), 6–7(5), 7–6(2)
Rohan Bopanna / Aisam-ul-Haq Qureshi def. Philipp Marx / 
Igor Zelenay, 6–4, 7–6(6)
