Roger Frederick Cook is an English singer, songwriter and record producer, who has written many hit records for other recording artists. He has also had a successful recording career in his own right.

Roger John Reginald Greenaway is an English singer, songwriter and record producer, best known for his collaborations with Roger Cook and Tony Burrows. His compositions have included "You've Got Your Troubles" and the transatlantic million selling songs "I'd Like to Teach the World to Sing " and "Long Cool Woman in a Black Dress". They were the first UK songwriting partnership to be granted an Ivor Novello Award as 'Songwriters of the Year' in two successive years.