Christos Dantis (Greek: Χρήστος Δάντης; born Christos Vlahakis, 26 September 1966), is a Greek multi-instrumentalist, singer, songwriter, lyricist, and record producer best known for his hits such as "To Palio Mou Palto" and "Ena Tragoudi Akoma" and later for co-writing the song "My Number One" for Elena Paparizou, winning the Eurovision Song Contest 2005 for Greece.

Source: Wikipedia (https://en.wikipedia.org/wiki/Christos_Dantis)