CGD is an abbreviation for:
- Christian Union of Germany
- The airport of Changde, PR China in IATA code
- Cryptographic disc, a NetBSD -specific solution for hard disk encryption.
- Caixa Geral de Depósitos the Portuguese Savings Bank
- Compagnia Generale del Disco, an Italian record label in Milan
CGD as distinguishing signs on license plate:
- Poland: powiat Golubsko - Dobrzyński in the Kujawsko - Pomerania