Tassos Spiliotopoulos was born in Athens in 1978 (Athens, 1978). He moved to London in 2000 to pursue music and since 2013 he is based in Stockholm. While in London he quickly became a part of the UK Jazz scene and worked with many of the country's top musicians. He also studied at the prestigious Guildhall School of Music & Drama and at Trinity College of Music.

Since the very beginning of his time in London, he has been touring with his own bands as well as numerous other creative projects, performing in clubs and festivals in over 15 countries in Europe, America and Asia. He has worked with artists such as Kenny Wheeler, Gary Husband, Asaf Sirkis, Dimitri Vassilakis, John Parricelli, Mike Outram, John Etheridge, and more.

In 2005, he formed a quartet with three of the most talented musicians he has been playing with, Asaf Sirkis, Robin Fincker and Yaron Stavi. The Quartet's first album "Wait For Dusk" was released by Konnex Records in 2006.

Spiliotopoulos' second album "Archipelagos" was released in 2010 on F-IRE records and featured special guests Kenny Wheeler and John Parricelli.

The year 2016 marked a new collaboration between him and Swedish musicians Örjan Hultén, Fredrik Rundqvist, Palle Sollinger and the release of the new album "In the North". His music is built on to the modern jazz idiom, with influences from Greek folk music, film music, flamenco, blues and fusion.