Radio presenter. Born in Glasgow, Dunn moved with his parents to England at a young age. He was educated at Christ Church Cathedral Choir School (Oxford) and The King's School (Canterbury), where his life-long passion for music was developed. After national service in the RAF, Dunn joined the BBC as an announcer (1956). Noted for his silky-smooth voice and relaxed style, Dunn thrived in the environment of radio and joined the new BBC Radio Two in 1967. With varied musical taste and as a successful interviewer, he remained a stalwart of that station and a national favourite, with a fiercely loyal audience, until his retiral in 1998. Always willing to try something new, Dunn made history when he broadcast his show live from Antarctica in 1996.
Dunn was honoured with numerous awards, including the Radio Personality of the Year on three occasions. He died in Croydon (England).