There are multiple artists with this name:
1) Kranium is a death metal band from Peru.
2) Kranium was a thrash metal band from Czech Republic.
3) Kranium was a death metal band from USA
4) Kranium is a hardcore punk/d-beat band from Luleå, Sweden, formed in 1999 out of the ashes of Krossat Kranium.
5) Kranium was an experimental/minimal/comedy band from Tranås, Sweden, that existed around 1990.
4) Kranium is reggae/dancehall artist born in Jamaica and raised in Queens NY. Read more on Last.fm