Iwan Rheon

Iwan Rheon is a Welsh actor, singer and musician, best known for portraying Ramsay Bolton in the HBO series Game of Thrones, Simon Bellamy in the E4 series Misfits and Ash Weston in the ITV sitcom Vicious.

Rheon was born in Carmarthen, Carmarthenshire. When he was five years old, his family moved to Cardiff. He attended Ysgol Gyfun Gymraeg Glantaf where he began acting in school drama productions at age 17. He was later spotted at a National Eisteddfod of Wales, before studying at the London Academy of Music and Dramatic Art.

Source: Wikipedia