Count Alexey Perovsky (the writer Anton Pogorelsky)
(1789-1836) was an illegitimate son of Count Alexey Razumovsky, brother of Count Vasily Perovsky.
He was the author of the well known children's book "Black Hen, or Underground People". He raised his nephew Count Alexey Tolstoy
(1817-1875), who became a well known poet and playwright, authoring several poems and the famous plays "The Death of Ioann the Terrible", "Tzar Feodor Ioannovich" and "Tzar Boris".
See: Alexander Brulloff. Portrait of Count A. A. Perovsky (the Writer Anton Pogorelsky)