There are multiple artists with this name:

1) IVO is the name of a Switzerland based Alternative Rock/Pop Rock band (although their songs are sung in English).

Current band members are:
ivo on vocals,guitars, and piano
Ewi More Heusser on guitars
Marcel More Jeker on guitars
Stefan Lingertat on keys, hammond, and programming
Matthias Troendle on bass
Christian Kyburz on drums

They have released two albums "All in All" and "Closer." Official site: http://www.ivo.cd

2) Ivo is the name of a German Dance artist.

3) Ivo's real name is Pablo Augusto Díaz Barroso, born May 05, 1947 in Caracas, Venezuela. His self titled first album is pop-rock style from 1968 including cover versions of "Hush","Bend Me Shape Me"and "Dance To The Music" among others. (hippy dj-kit)

4) Ivo is a Romanian Band. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.