Sinéad O'Connor is an Irish singer-songwriter known worldwide for her powerful voice and the hit single "Nothing Compares 2 U." Her emotive performances and groundbreaking albums like I Do Not Want What I Haven't Got made her an influential figure in alternative and pop music.
Sinéad O'Connor made a deliberately shaved-head image a trademark early in her career as a rejection of conventional glamour and it became an iconic look.