Leo Dolghier Oleg (b. July 23, 1991, Republic of Moldova) is a contemporary visual artist based in Romania.
He graduated from the Alexandru Plămădeală College of Fine Arts in Chișinău (Graphic Arts Department) and from the National University of Arts in Bucharest, Mural Art Department. During 2014–2015 he studied at the Academy of Fine Arts in Zagreb through the Erasmus scholarship program. He has been authorized as a church painter by the Church Painting Commission (CPB) since 2023.
Since 2010, he has presented solo exhibitions and participated in group exhibitions nationally and internationally. His works are held in private collections in the USA, France, Austria, Italy, Spain, Romania, and the Republic of Moldova.