Susan O'Neill (born in Ennis, County Clare, on 21 April 1990) (also known professionally as SON) is an Irish singer-songwriter and filmmaker. As well as solo recordings, she has recorded as Mick Flannery & Susan O'Neill.

As a child, O'Neill was the youngest member of the Ennis Brass Band and the Really Truly Joyful Gospel Choir. After leaving school, she went to Waterford to undertake a BA in Music at WIT and began performing with popular local acts King Kong Company and Propeller Palms.

In 2018 she released her debut album, "found myself lost", as SON.

In 2022 she released the EP "Now You See It". Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.