J." Jeczalik (; born 11 May 1955) is an electronic musician/record producer, co-founder of the electronic music group the Art of Noise.
He taught IT at Oxford High School until his retirement in 2013.Jeczalik has worked with several artists and bands including: Frankie Goes to Hollywood, Yes, Stephen Duffy, Dollar, Pet Shop Boys and ABC.
He won a Grammy Award for Art Of Noise's cover of Peter Gunn.