Julian Argüelles (born 28 January 1966) is an English jazz saxophonist.
Coming to prominence in the 1980s and '90s with the ensemble Loose Tubes, Argüelles has worked extensively as a solo performer and with American and European musicians. His music combines British contemporary jazz infused with Spanish rhythms, South African grooves, brass band and classical influences. He was awarded a fellowship from the Royal Birmingham Conservatoire for his services to jazz in 2017 and received a Parliamentary Jazz Award (2016) for his album Let It Be Told.