Dervla Kirwan. Actress: Ondine - Das Mädchen aus dem Meer. Dervla (meaning "Daughter of a poet") Kirwan was born in October 1971 in Churchtown, Dublin. Her father worked in insurance and her mother was a French and English teacher. She has two older sisters. She was just 15 when she landed her first role in the BBC Drama Troubles (1988) and a year later she got a part in the...