Arda

Arda or ARDA may refer to:

Arts and entertainment

 * Arda (Middle-earth), fictional world in the works of J. R. R. Tolkien
 * Arda (band), a Russian heavy metal band

People

 * Arda (name)

Places

 * Arda (Maritsa), a river in Bulgaria and Greece
 * Arda (Italy), a river in Italy
 * Arda (Douro), a river in Portugal
 * Arda, Bulgaria, a village in southern Bulgaria
 * Arda, County Fermanagh, a townland in County Fermanagh, Northern Ireland
 * Arda, Indiana, a community in the United States
 * Arda Peak, in Antarctica

Biology

 * Amphisbaena arda, Rodrigues, 2003, a worm lizard species in the genus Amphisbaena
 * Perzelia arda, a moth species

Acronym

 * Advanced Research and Development Activity
 * Association of Religion Data Archives