Aleksey Zhemchuzhnikov
Aleksey Mikhailovich Zhemchuzhnikov was a Russian poet, dramatist, essayist and literary critic, cocreator of Kozma Prutkov, the famous comical literary character.
Aleksey Zhemchuzhnikov was born in Pochep, Chernigov Governorate , a son of senator Mikhail Zhemchuzhnikov and Olga Perovskaya , a sister of Aleksey Konstantinovich Tolstoys mother. Another wellknown writer, Antony Pogorelsky, was his nephew.
Source: Wikipedia