There are at least two artists by this name. 1) Margaret is an Estonian singer, who is collaborating with Karel Kattai in a project called Margaret. Karel does the production and Margaret sings
2) Margaret was the only name listed for a Native American schoolgirl who recorded a song for the Library of Congress series of field recordings. 3) Margaret is an upcoming Polish singer, who in February 2013 released her first single "Thank You Very Much".