Dolores O'Riordan BiographyDolores Mary Eileen O'Riordan, an Irish musician, singer, and songwriter was better known as Dolores O'Riordan who was best known as the lead vocalist and lyricist for the alternative rock band the Cranberries. She also performed with the alternative rock band D.A.R.K. in 2014. She began singing at pubs at the age of