GPO
GPO stands for:
- General Plan East, Nazi plan to exterminate the Slavic peoples through expulsion and banishment to Siberia
- Genesis P -Orridge ( born 1950 ), English musician
- General Post Office, the former Telekommunkationsbehörde in the UK
- Business process optimization, improvement of business processes in a company
- Group Policy Object, Group Policy in Windows
- Journeyman's examination regulations
- United States Government Printing Office, Government Printing Office of the United States
- Disambiguation
- Abbreviation