1. Trance producer and DJ from US, called mainly DJ Eco 2. German EBM band 3. ECO is a Spanish Galician band 4. 1st generation K-pop girl group More about: 1. Eco is also a trance producer and dj, called mainly DJ Eco. In December 2010 he released single 'Drowning' on A State of Trance imprint using Eco. Eco has also continued using the artist name Eco on his debut album M(You)Sic. M(You)Sic was released through the label Armada Digital. 2. There is (was) also a German EBM band called Eco formed by Heiko Daniel. They released two albums and 4 EPs between 1990 and 1998, mostly on the German Label, Off Beat. 3. ECO is a Spanish Galician band formed by Alberto Cereijo (guitar) and Tino Mojón (drums). They both played before in the, also Spanish band, "Los Suaves". Diego P. Castro (bass) and Roberto Espinosa (vocals) also are part of the band. In their first published album, "Réplica", ECO attained a well-rounded sound, mixing perfectly the expertise of Alberto with the guitar, the power of Tino with the drums, the bass proficiency of Diego and the beautifuly intrincated melodies of Roberto. 4. ECO (에코) is an independent three-member K-pop girl group. They originally debuted on January 1, 1996 with their first studio album Imagine and disbanded in 2000.