Aristotelis Demetriou was born in Paphos, Cyprus in 1962. He studied painting at the Athens School of Fine Arts (1987), studying under renowned artists Panayiotis Tetsis and Demetris Mytaras.
He is a board member of the Cyprus Chamber of Fine Arts and sat on the committee responsible for choosing the work to be displayed in public buildings. Aristotelis was also a member of the committee responsible for the collection of Cyprus Art to be displayed in the State Gallery.
Aristotelis has presented his work in 15 solo exhibitions and has taken part in many group exhibitions in Cyprus, Athens, Rome and London. He has also taken part in the International Biennale for watercolour paintings in Slovenia.