Artur Avanesov (born December 9, 1980 in Moscow, Russia) is an Armenian composer of chamber, choral, vocal, and piano works that have been performed in Armenia and abroad.

Avanesov studied piano at various music schools in Baku, Kapan and Yerevan as a child, and studied music theory at the Alexander Spendiaryan Specialised Music School in Yerevan from 1994–97. He studied composition with Stepan Rostomyan and piano with Elena Abajyan at the Komitas State Conservatory of Yerevan from 2000–02 and earned his doctorate in musicology in 2005.

As a pianist, he has performed with musicians such as Rohan de Saram, Kim Kashkashian, Anja Lechner, Tony Arnold, and many others. His compositions have been performed in many countries including Europe, CIS countries, United States, Japan, Taiwan, Canada, Brazil, and the Middle East.

Among his honours are co-First Prize in the Benjamin Britten competition in Yerevan (2003, for Namu-Amida-Butsu) and co-First Prize in the Ghazaros Saryan competition for vocal music in Yerevan (2004, for Garun a – Spring).

Avanesov has taught composition at the Komitas State Conservatory of Yerevan since 2005.

His writings have appeared in many journals in Armenia and he has served as co-editor of the magazine Musical Armenia since 2002, where he has published articles on the music of Stockhausen and several contemporary Armenian composers. He is also the co-founder of the AUS Contemporary Music Ensemble (formed in 2001), which performs works of young and established composers from Armenia and abroad.