John Field, the greatest Irish musical figure of the Romantic era, developed a highly influential keyboard style. John Field has been ascribed for the invention of the Nocturne.
John Field was born in Dublin, Ireland in 1782, the eldest son of Irish parents who were members of the protestant Church of Ireland. John Field was a child prodigy, who made his musical debut at nine years of age. He was born into a musical family and received his first musical training from his father Robert Field and grandfather also called John Field both made their living as musicians.