The second prize and the bronze medal at 2009 International Maria Callas Grand Prix was awarded to soprano Zinovia-Maria Zafeiriadou. Mrs. Zafeiriadou was taught piano by Diana Vranousi and song by Nina Kaloutsa, and acquired the respective diplomas in 2004 with distinction. She is also a graduate of the Faculty of German Language and Literature of the University of Athens.
In January 2009, she completed her postgraduate degree in solo performance at Ljubljana Music Academy on the Maria Callas scholarship she was granted in 2005 and on a scholarship granted by the Alexander S. Onassis Public Benefit Foundation in 2008.
In October 2008, she won first prize in the Ondina Otta International Competition in Maribor Opera, whereas in July, she appeared at the Rossini Festival in Bad Wilbad, Germany.
In June 19, 2009, she performed in the Hall of Parnassos Literary Society accompanied by mezzo-soprano Katerina Roussou and pianist Marko Hribernik.