 In 1596, one – Count Kirik Ruzhynsky – changed the name of the town from Sherbiv to Ruzhyn.In 1608, Kirik's brother Adam aided Dmitri – a false pretender to the throne in Moscow – to raise an army which consisted of a thousand horsemen.To raise the funds, he leased some of his lands and mortgaged the town of Ruzhyn to Kristof Kevlitch.