FDN

FDN may refer to:

Organizations

 * Dolphin Air, a defunct Ermirati airline
 * Flying Doctors Nigeria, an air ambulance service
 * French Data Network, a French non-profit Internet service provider
 * Fruta del Norte mine, an Ecuadorian gold mine

Politics

 * National Democratic Front (Mexico) (Spanish: Frente Democrático Nacional), a defunct political coalition
 * National Democratic Front (Peru) (Spanish: Frente Democrático Nacional), a defunct political party
 * New Democratic Forces (French: Forces démocratiques nouvelles), a defunct political party in the Republic of the Congo
 * Nicaraguan Democratic Force (Spanish: Fuerza Democrática Nicaragüense), a Nicaraguan Contra group
 * Nigerien Democratic Front (French: Front démocratique nigérien), a defunct political party of Niger

Other uses

 * Fairbanks Daily News-Miner, a newspaper in Fairbanks, Alaska, US
 * Faridabad New Town railway station, in Haryana, India
 * Fixed Dialing Number, in telephony