There are at least two artists who have used the name Sian.
1. A Dublin DJ
2. A collaboration between two Japanese ambient musicians active in the late nineties 1. Born in Dublin Ireland, raised gypsy style in southern Spain and constantly moving cities,Sian chose early to drop out of society,make music and DJ.Committing to the avant-garde way of life,He stands out as a little more bohemian than the average electronic figure..a very rare,flamboyant and eccentric new talent.

Read more about Sian on Last.fm.