Seliger is a German word meaning "blessed man" and may refer to:
- Lake Seliger, Russia
- Seliger Forschungs- und Entwicklungsgesellschaft mbH (Berthold Seliger research and development society)
- Seliger Rocket
Seliger is the surname of:
- Berthold Seliger, German rocket technical designer
- Kel Seliger, Texas state senator
- Marc Seliger, German ice hockey goaltender
- Max Seliger (1865-1920), German painter