Sergey Sidorsky (Belarusian: Сяргей Сідорскі (Syarhey Sidorski/Siarhiej Sidorski)) (born 1954) is the Prime Minister of Belarus. He was appointed Acting Prime Minister on July 10, 2003 to replace the dismissed Henadz Navitski (Gennady Novitsky), and was confirmed as permanent Prime Minister on December 19, 2003. 1954 (MCMLIV) was a common year starting on Friday of the Gregorian calendar. ... A prime minister may be either: chief or leading member of the cabinet of the top-level government in a country having a parliamentary system of government; or the official, in countries with a semi-presidential system of government, appointed to manage the civil service and execute the directives of... July 10 is the 191st day (192nd in leap years) of the year in the Gregorian Calendar, with 174 days remaining. ... 2003 (MMIII) is a common year starting on Wednesday of the Gregorian calendar. ... December 19 is the 353rd day of the year (354th in leap years) in the Gregorian calendar. ... 2003 (MMIII) is a common year starting on Wednesday of the Gregorian calendar. ...