Argyro Kostas was born in Kalamaria, Thessaloniki. She was taught pottery at the three year OAED School by excellent potters.
Then she used the acquired knowledge in the workshops of Maria Karagiannidou, Konstantinos Sliomis and Mary Vandorou.
Since 2000 she has been living in Syros, and she maintains an atelier where she designs and manufactures exclusively hand-made ceramics inspired by the sea. The Easter of 2008 she presented her artistic work at an exhibition that took place in the Art Hall.