Gavrilo Martsenkovich known as "Gavrilushka" was a Russian opera

Opera

Opera is an art form in which singers and musicians perform a dramatic work combining text and musical score, usually in a theatrical setting. Opera incorporates many of the elements of spoken theatre, such as acting, scenery, and costumes and sometimes includes dance...

 actor

Actor

An actor is a person who acts in a dramatic production and who works in film, television, theatre, or radio in that capacity...

 and singer in the 18th century.

He was a member of the group called the "pevchie" (the singers) of Count Andrey Kirillovich Razumovsky. He played the main role (Cephalus) in the opera by Francesco Araja

Francesco Araja

Francesco Domenico Araja was an Italian composer who spent 25 years in Russia and wrote at least 14 operas for the Russian Imperial Court including Tsefal i Prokris, the first opera written in the Russian language.-Biography:He was born and...

 Цефал и Прокрис (Tsefal i Prokris

Tsefal i Prokris

Tsefal i Prokris , is an opera seria in three acts by the Italian composer Francesco Araja. Dating to 1755, it was the first opera written in the Russian language....

 – Cephalus and Prokris) written to a Russian libretto by Alexander Sumarokov

Alexander Sumarokov

Alexander Petrovich Sumarokov was a Russian poet and playwright who single-handedly created classical theatre in Russia, thus assisting Mikhail Lomonosov to inaugurate the reign of classicism in Russian literature....

 after the Metamorphoses by Ovid

Ovid

Publius Ovidius Naso , known as Ovid in the English-speaking world, was a Roman poet who is best known as the author of the three major collections of erotic poetry: Heroides, Amores, and Ars Amatoria...

, staged at St. Petersburg on March 7, [OS February 27], 1755. Martsenkovich was born in Ukraine and was likely educated at the Glukhov school of music.