Marianna Trontsiou was born in Thessaloniki and studied painting at the Athens School of Fine Arts, with professors M. Spiliopoulos and P. Chandris from 2005 to 2011. during the academic year 2009, she studied at the weißensee Kunsthochschule in Berlin, with an IKY scholarship. She has also completed her studies in Conservation of Antiquities and Works of Art, Department of Paintings and Archival Material (2000-2005). She has held her first solo exhibition in 2012 at the Athens Art Gallery and has taken part in various group exhibitions in Greece and abroad. She has illustrated children's books and received two awards in 2008 (R.S.I competition award,<<road behavior and road safety>>) and in 2009 (TT Hellenic Postbank competition award <<SOCIETY OF RESPONSIBILITY – ECONOMY&ENVIRONMENT >>) She lives and works in Athens.

2013, homo lupus homini (?), Athens Art Gallery
GROUP (selected): 2018 Un Livre - Une Oeuvre, Athens Art Gallery
2017 ArtAthina, Athens Art Gallery
2016 IndepArt, Image gallery, Athens
2016 the importance of being an animal, gallery genesis, Αθήνα
2015 the poetry of drawing, Athens Art Gallery
2014 summer thoughts, Athens Art Gallery
2014 platform: Skouze 3, Art Athina
2013 Minima gallery, Mykonos
2012 Biennale of Arts, Santorini
2012 In Art, gallery Zina Athanassiadou , Thessaloniki
2011 Société des Artistes Independants, Grand Palais, Paris
2009 Hey, das ist mein Joghurt, WIR-gallery, Berlin