FDG

FDG may refer to:

Politics

 * Democratic Forces of Guiana (French: Forces democratiques de Guyane), a political party in French Guiana
 * Left Front (France) or Front de gauche, an electoral federation
 * Youth Front (Fronte della Gioventù), the youth wing of the neofascist Italian Social Movement

Science

 * Fluorodeoxyglucose (18F)
 * Fluid dynamic gauge

Other

 * Fording Canadian Coal Trust, a defunct Canadian trust
 * Friedrich-Dessauer-Gymnasium, Frankfurt, a school in Germany
 * Functional discourse grammar