| Rag Ball | |
| Director: | Carl Heinz Wolff |
| Music: | Bernard Homola |
| Studio: | Carl Heinz Wolff-Filmproduktion |
| Distributor: | Omnium-Film |
| Runtime: | 86 minutes |
| Country: | Germany |
| Language: | German |
Rag Ball (German: '''Lumpenball''') is a 1930 German comedy film directed by Carl Heinz Wolff and starring Harry Frank, Irene Ambrus, and Kurt Lilien. The title refers to a costume ball in which the guests turn up in tatters and rags.
The film's sets were designed by the art directors Gustav A. Knauer and Willy Schiller.