John Farrar is an Australian singer-songwriter and music producer, best known for his work in the 1970s and 1980s. He gained fame as a member of the band The Shadows and later as a solo artist. Farrar is recognized for his contributions to popular music, particularly in the genres of rock and pop. In addition to his solo career, John Farrar has written and produced songs for various artists, including the iconic Olivia Newton-John. His most notable works include hits like "You're the One That I Want" and "Have You Never Been Mellow," showcasing his talent for crafting memorable melodies and lyrics.