Kostanyan was born in 1866 in Shushi.
He studied singing at the Moscow of vocal studio with N. I. Korganovoï.
From 1894, he further studied in Milan, where he made his debut in 1896.
He further sang in Florence, Genoa, Venice and other cities of Italy.
Starting in 1897, he sang in Kharkov, Saint Petersburg (Arkadiya Theatre, 1901), Irkutsk (1901), Kazan and Saratov (1902-03), Moscow (1903,
Solodovnikov Theater; 1904,National Opera), Vilno (Vilnius), Vladivostok (1906/07).
From February 11 to 20, 1911, he sang on tour in Irkutsk with the Russian opera under A. S. Kostanyan's administration company.
With the same company, he visited Irkutsk at the beginning of 1912 (giving in the theater Hiller five operas).
Organizing his operatic company, during 1914-17 he performed on tour in Astrakhan (1914), Samara (Oct 30, 1914, Mazepa), Orenburg (1914-15),
Tomsk (1915 and 1917), Simferopol (1915-16), Irkutsk and Khabarovsk (1916-17).
In 1919, he appeared in Minsk (1919), Odessa, Tiflis, Baku, and Tashkent.
Kostanyan died in Moscow in 1919.
His repertory included:
German, Prince, Vladimir Igoryevich, Andrey (Mazepa), Lensky, Ivan Likov, Indian guest, Vladimir Dubrovskiy, Sinodal, Sakus (Neron by A.
Rubinstein, 1903), Yefim (Kupyets Kalashnikov by A. Rubinstein, 1903); Faust, Roméo, José, Gérald, des Grieux, Werther,
Samson, Almaviva, Duca, Alfredo, Canio, Tannhäuser, ...
Among his partners were: K. Brun, V. Gagaenko, A. O. Karatayeva, L. M. Klementiev, E. Lvovskaya, S. Mamontov, A. Matveyev, N. Novospasskaya,
P. Orlov, F. I. Shalyapin, N. A. Shevelev, ...
Some conductors, he appeared with were: S. P. Barbini, N. Kochetov, V. I. Suk, ...
In 1903, he recorded four sides for the Gramophone.
2-22109 1491C-03 not used see Orient Catalogue, 2-12180
2-22630 1549z-03 Lurik, not used see Orient book 2-12548 (Armenian)
022054 32½Hp-03 not used see 022059X
022058 131Hp-03 Krunk, Narodnaya pesnya, not used see Orient 012209)
The skylark, Folk song (Armenian)
022059 132Hp-03 Zhoselen: Kol'ybelnaya pesnya (Godard) (Jocelyn: Berceuse)
022059X 132½Hp-03 Zhoselen: Kol'ybelnaya pesnya (Godard) (Jocelyn: Berceuse)