Karatov used also as stage name Karapetov while his real name was Karapetyan. He was born on November 2 (14), 1882 in Astrakan.
Karatov studied law at the Moscow University (1904-1909). He graduated as a jurist.
Karatov learnt singing at the Astrakhan conservatory until 1904, and then further studied in Moscow, from 1906,
at the Moscow conservatory (class of Umberto Masetti). He finished in 1911.
In 1911, Karatov made his debut at the Svobodniï Theater (Free theater) managed by K. Saradsev.
Karatov sang then in: Tiflis (1911-2), Perm (1912-3), Kiev (1914-8), Kharkov, Kazan, Saratov, Riga, Sverdlosk (1925-6), Baku
(1926-7), Astrakhan (1929-30), Novosibirsk, and Tashkent.
During 1933-47, Karatov was soloist at the Yeravan Opera and Ballet Theater.
His repertory (reported to be 90 roles) included among others:
Gritsko (Sorochinskaya Yarmarka), Nazar Kads (Khrabriï Nazar (Nazar the brave)), Saro (Anush, S. Shtatiryan's version)),
Kharov-Billi (Trilbi), Gvidon (The Tale of Tsar Saltan), Lensky, Sadko, Almaviva, Alfredo, Duca, José, Cavaradossi, Pinkerton,
Nadir, Kote, Ashug, Bayan Finn, Shuisky, Grigori, Vladimir Igoryevich, Sinodal, Vodemon, Andrey (Mazepa), Golitsin, Vakula, Levko,
Likov, Indian Guest, Berendaï, Valdimir Dubrosky, Faust (Faust, Mefistofele), Gérald, Hoffmann, Pyetr Ivanov …
Among others, he sang with: M. Baratov, V. Barsova, K. Knisnikov, V. Marakova-Shevchenko ...
During 1942-1955, Karatov was also the director of the Yerevan choreography school.
Karatov recorded in 1915 in Kiev for Ekstrafon and Artistotipiya
He died on July 16, 1956 in Yerevan
M. Sablin: Russia in its past and the present (1613-1913.), 1914
25-years anniversary of theatrical activity of A. D. Karatov, Yerevan 1935
V. Balyan: A. Karatov, Yerevan 1962
A. M. Pruzhanskiï Otyechyestvyenniye Pyevtsi, 1750-1917, Moscow, 1991, Sovyetskiï Kompozitor, part 1