This was reported by the Rabkor Telegram channel with reference to the journalist's mother and friend.
"Journalist and regular contributor to Rabkor Alexander Rybin was found dead near the highway near the city of Shakhty," the report says.
The cause of Rybin's death is currently being established.
According to the portal, on December 30, the journalist went on air from Mariupol to talk about the situation in the city.
Earlier it became known that law enforcement officers found the body of the editor-in-chief of the Kuban State Television and Radio Broadcasting Company Zoya Konovalova in a private house in Krasnodar.