| Acronym | Definition |
|---|
| FCDP | First Coast Diesel Performance (est. 2008) |
| FCDP | Federação das Colectividades do Distrito do Porto (Portuguese: Federation of Associations of the District of Porto) |
| FCDP | Franklin County Democratic Party (Columbus, OH) |
| FCDP | Fondation Canadienne des Droits de la Personne (French: Canadian Foundation for Human Rights) |
| FCDP | Fulton County Democratic Party (Atlanta, GA) |
| FCDP | Frequency Comparison and Distribution Package (Atomic Clock Ensemble in Space) |
| FCDP | First Christian Democratic Party |
| FCDP | Filler Character for Dynamically Protected (input fields; computing) |