There are three artists using this name:
1) Ida is an American indie rock/slowcore band from New York City. Ida's sound is gentle, melodic and often sparse, infused with male-female harmonies and heartfelt lyrics. There is also a hint of folk rock in some songs.
Features former member of The Hated; Daniel Littleton.
2) Noise/electronic band from Lima, Peru
3) Ida is a young alternative singer, who was competing in the 2012 series of The X Factor in Denmark in the under 25 category, and won.