Ali Asghar Mohtaj (1943) is a contemporary Iranian painter and Graphic Designer.
He studied painting and graduated from the Faculty of Fine Arts at Tehran University in 1966.He was employed at National Iranian Radio and Television in 1972 and worked as a graphic designer at Soroush Publication.
One of his most prominent works of art was creating the title sequence of "Dalirane Tangestan" series in the form of animation.
He designed the poster for the film "Mina of the Silent City" (original title Mina-ye Shahr-e Khamoush) directed by Amir Shahab Razavian.
He was secretary of the first Biennial of Iranian Graphic Design.