More about the names of the ships (short history https://www.anekdot.ru/id/1290168/ )
In 1939, the light cruiser Molotov was launched and joined the Black Sea Fleet of the USSR. He worthyly conquered the Great Patriotic, but suffered from the exacerbation of class struggle in peacetime. When the Communist Molotov was exposed as a member of the anti-party group, on August 3, 1957, the ship received a new name "Slava".
Nobody remembered that Molotov's name was Vyacheslav.