Jorge Calandrelli (born in Buenos Aires, December 31, 1939) is an Argentine composer, arranger and orchestrator.His arranging and composing techniques, especially his string writing, make him very well recognized on many records of today's pop – jazz/ Jazz commercial record publications.Big record stars hired him for writing arrangements, including Barbra Streisand, Andrea Bocelli, Tony Bennett, Celine Dion, Ricky Martin, Cheo Feliciano, Luis Miguel, Eddie Daniels, Barry Manilow, and many others.One of his most interesting works is the concerto for jazz clarinet and orchestra.