Tigran Yeghiayi Mansurian (born 27 January 1939) is a leading Armenian composer of classical music and film scores, a People's Artist of the Armenian SSR (1990) and honored art worker of the Armenian SSR (1984). He is the author of orchestral, chamber, choir and vocal works, which have been played across the world. He was nominated for Grammy awards in 2004 and 2017.

Mansurian was born in Beirut. His family moved to Armenia in 1947 and settled in Yerevan in 1956, where he was educated. He studied first at the Romanos Melikian Music School under the Armenian composer Edvard Baghdasaryan and later at the Yerevan Komitas State Conservatory. During his years of study he wrote different works of varied genres and he was awarded. He taught modern music theory at the Conservatory from 1967 to 1986. He was the Rector of Conservatory from 1992 to 1995. His "Monodia" album was nominated for the 2004 Grammy Award for "Best Instrumental Soloist(s) Performance (with Orchestra)" and "Best Classical Contemporary Composition." He received the Presidential award of Armenia for immortalizing the memory of the martyrs and for presenting the Armenian genocide to the world through the album “Requiem". This was nominated in two categories, "Best Contemporary Classical Composition" and "Best Choral Performance", at the 60th annual Grammy Awards in 2017.

Mansurian's compositions range from large scale orchestral works to individual art songs. He also composed several film scores between 1968 and 1980. In 2017, Tigran Mansurian released an album entitled Requiem, a collection of eight pieces "Dedicated to memory of the victims of the Armenian Genocide." Mansurian's film music is melody, lyricism and greatly contributes to the completion of the film's artistic description. The composer’s works have been performed in the largest concert halls of London, Paris, Rome, Milan, Berlin, Vienna, Moscow, New York, Los Angeles and other cities.