At least two artists use the name Анна.
1) Анна is a Bulgarian pop-folk singer. She had three albums:
2004 - "Tenderly"
2005 - "Don't stop"
2009 - "The worst, the most favourite"
2) Anna (correct name is АННА) is a nu-metal band from Lviv, Ukraine.
2006 Сприймай мене (EP)
2008 Карматреш (Single)
2010 Срібна змія
February 1st, 2003 Анна performed for the first time in their home-town Lviv, Ukraine. Sometime in 2003 the band sat in a studio and worked on their concert program which they presented in 2004. In 2004 the band performed in more than 50 concerts all around Uk