The 2010 Lambertz Open by STAWAG was a professional tennis tournament played on carpet. It was the 20th edition of the tournament which is part of the 2010 ATP Challenger Tour. It took place in Aachen, Germany between 8 and 14 November 2010.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Dustin Brown | 103 | 1 | ||
 Belgium | Steve Darcis | 105 | 2 | |
 Slovenia | Blaž Kavčič | 110 | 3 | |
| Grigor Dimitrov | 112 | 4 | ||
| Julian Reister | 116 | 5 | ||
 Lithuania | Ričardas Berankis | 117 | 6 | |
| Jesse Huta Galung | 121 | 7 | ||
| Denis Gremelmayr | 133 | 8 |
The following players received wildcards into the singles main draw:
Marko DjokovicThe following players received entry from the qualifying draw:
Maxime Authom
Baptiste Dupuy Pierre-Hugues HerbertSee main article: 2010 Lambertz Open by STAWAG – Singles. Dustin Brown def. Igor Sijsling, 6–3, 7–6(3)
See main article: 2010 Lambertz Open by STAWAG – Doubles. Ruben Bemelmans / Igor Sijsling def. 
Jamie Delgado / Jonathan Marray, 6–4, 3–6, [11–9]