Theodore Tzovanakis started his piano studies in Greece next to Aemilia Tzima and Domna Evnouchidou, and studied musicology at the Department of Music Studies of the Aristotle University of Thessaloniki. As a piano scholar of the Greek State Scholarships' Foundation and the Alexander S. Onassis Foundation, he went on to study at the Cologne University of Music, the Royal Scottish Academy of Music and Drama and the Royal Concervatory of the Hague, completing his studies as a solo pianist with the titles of "Konzertexamen" and "Master in Performance".
He has studied with G. D. Madge, R.Gediga, M. Tirimo, A. Radinovitch, P. L. Aimard and A. Lonquich. He has won awards in Greek and international piano competitions, including first prize in the competition of Yamaha Music Foundation of Europe in Athens and the Greek National Competition for Young Soloists in Volos, and third prize in theInternational Competition D.M.A.R.A. in New York. As a soloist, he has collaborated with several symphony orchestras and music ensembles in Greece, Germany, UK, Austria, the Netherlands and Ukraine.
He has given piano recitals in Athens, Bonn, Cologne, Edinburgh, Ghent, Glasgow, the Hague, London, New York, Saint Andrews, Tripoli (Lybia), Utrecht and Vienna, and has performed in various Greek and international music festivals. His national premiere performances include the Concerto for Piano and Orchestra by W. Lutoslawski with the National Symphonic Orchestra of Odessa in Ukraine and the "Orchestra of Colours" in Greece, the Concertante Symphony for Piano and Orchestra by C. Szymanowski with the State Orchestra of Athens and the Lousatzak Concerto by A. Hovhaness with "Camerata" string orchestra. His world premiere performances and recordings include works by D. Mitropoulos, A. Riades and A. Brussee. His recordings have been presented by the National Broadcasting Corporations of Greece and the Netherlands, and by the European Broadcasting Union in Moldova and Czech Republic.
Since 2009 he teaches piano at the department of Music Science and Art of the Macedonia University of Thessaloniki.