Irish singer Sinéad O’Connor has died at the age of 56, according to the Irish Times.

The acclaimed Dublin performer released 10 studio albums during her career.

Her single Nothing Compares 2 U was named the world number one single in 1990 by the Billboard Music Awards.

It is not known how she died, but she had been open about her mental health struggles.

Last year following the death of her son by suicide she was admitted to hospital having posted on social media about taking her own life.