GCH
GCH stands for:
- Group Club Handball, the association of European Handball Clubs
- Continuum hypothesis
- GTP cyclohydrolase I, the enzyme
GCH as distinguishing signs on license plate:
- Poland: powiat Chojnicki in the Pomeranian Voivodeship
GC -H stands for:
- Chrysler GC -H, a car model from the 1960s and 70s
- Disambiguation
- Abbreviation