Yovanna is a Greek singer, novelist and poet. At the age of 14 she started her vocal studies at the Athens Conservatoire and trained as an opera singer. After she graduated, she started participating in Greek and international song festivals in the early 1960s and after receiving the first prize in the Sopot International Song Festival in Poland she launched her international career, becoming extremely popular in the Soviet Union and particularly the Republic of Georgia, giving hundreds of sold-out concerts at theatres and sports arenas and selling millions of records.
She represented Switzerland in the Eurovision Song Contest 1965.
After Eurovision, Yovanna continued recording and performing, mainly in Greece and Germany, until the early 1980s, when she made the decision to devote herself to writing. She initially wrote volumes of poetry, and in 1986 published her first novel.