Celtica

Celtica may refer to:


 * Gallia Celtica, region of ancient Gaul inhabited by Celts
 * Celtica (plant), genus of grasses in the tribe Stipeae
 * Celtica (journal), academic journal devoted to Celtic studies
 * Celtica (visitor centre), heritage attraction at Machynlleth, Powys, Wales, from 1995 to 2006
 * Celtica Radio, radio station based in Bridgend, Wales
 * Salsa Celtica, group that plays salsa music with traditional Scottish instruments
 * Studia Celtica, scholarly linguistics journal based in Wales