Prince[1] Alexis Nicolaevich Guedroitz (9 June 1923 – 1 February 1992) was a Belgian professor of Russian Language and Literature (Ecole de Guerre; Centre Nucléaire de Mol; Higher Institute of Interpreters and Translators Marie Haps; Higher Institute of the City of Brussels) and an interpreter who participated in several meetings between Soviet and Belgian politicians, such as Spaak-Khrushchev (1961), Spaak-Kosygin (1969), Harmel-Gromyko (1972), and the official visit of the King and Queen of the Belgians in USSR (1975).

He was also one of the founders and delegates in Belgium of the International Dostoevsky Society (IDS).

Shortly after his birth, his father, a young officer of the Imperial Guard, died from wounds of war.

The young Alexis, his sister Olga and his half-brother Andrey were brought up by their mother remarried in Brussels with Mister George Iovleff.

First in Dublin in 1948, he married Oonagh Ryan, with whom he had a daughter, actress Ania Guedroitz, then in Brussels in 1962, he married Jeanne Marie de Hemricourt de Grunne with whom he had two sons, Nicolas and Michel Guedroitz.