Jeffrey "Jeff" Lynne (born 30 December 1947) is an English singer-songwriter, arranger, multi-instrumentalist and composer who gained fame as the leader and sole constant member of Electric Light Orchestra. He was later a co-founder and member of the Traveling Wilburys together with George Harrison, Bob Dylan, Roy Orbison, and Tom Petty. Lynne has produced recordings for artists such as The Beatles, Brian Wilson, Roy Orbison, Dave Edmunds, Del Shannon and Tom Petty. He has co-written songs with Petty and also with George Harrison, whose 1987 album Cloud Nine was co-produced by Lynne and Harrison. Among the many compositions to his credit are such well-known hits as "Livin' Thing", "Do Ya", "Xanadu", "Mr. Blue Sky", "I Won't Back Down", and "Free Fallin'".
In 2008, The Washington Times named Lynne the fourth greatest record producer in music history.