Bogusław Korwin Gosiewski de armis Ślepowron (1669 – 23 June 1744) – Bishop of Smolensk on 29 January 1725, Lithuanian Great (Clergyman) Quartermaster in 1720, Preceptor and Curator of Vilnius Cathedral, Vicar of Onikszty.

In 1729, as one of the leaders of the opposition in the Grand Duchy of Lithuania against Augustus II the Strong, which was organizing by the French Ambassador in Poland, Antoine-Felix Marquis of Monti, who promoted to the throne Stanisław Leszczyński.

Under the agreement, France would pay 60 thousand pounds for each subsequent rupture of the Parliament for the life of Augustus II.

At the same time, together with Lithuanian opponents to the Wettin king, seek the Russian support against the absolutist aspirations of Augustus II.

For the same reasons the Russian ambassador Friedrich Casimir Count von Löwenwolde paid him and Antoni Kazimierz Sapieha 1000 gold coins.