Carlo di Giovanni Rossi, (18 December 1775 – 18 April 1849) was an Italian architect, who worked the major portion of his life in Russia. He was the author of many classical buildings and architectural ensembles in Saint Petersburg and its environments.The buildings of Rossi are characteristic of the empire style, which combines grandeur with noble simplicity.On 18 April 1849, he died of Cholera in Saint Petersburg, according to available data - in complete oblivion and in poverty. His children had to bury the father, had to pay the debts, and they appealed for help to the Emperor.