Shallum Asher Xavier is a Pakistani guitarist,[1] composer and music producer. He has been recording professionally for 15 years, and has played as a session musician and recorded with most of the renowned Pakistani mainstream artists including Ali Haider, Najam Shiraz, Zeb and Haniya, Hadiqa Kiyani, and Strings.

In 2003 Xavier, with Imran Momina formed the internationally acclaimed band Fuzön. Shallum is currently working on his own album which features various artists from across borders.

Xavier had been awarded Best Guitarist of Pakistan 2 years running, as well as an award for Best South Asian Band and Best Composer for his composition of Khamaj[2][citation needed]. He has collaborated independently with Ingrid Kindem, Hildegun and Mocci (Fryd), and has performed with them on a number of occasions in both Pakistan and Norway