I. Vladimir Fedorovitch, count, a Russian statesman, born in St. Petersburg in 1793. His mother, the widow of a colonel, and superior of a seminary for the daughters of the nobility, was much befriended by the empress Maria Feodorovna, through whose influence the son became a favorite at court, and in 1817 adjutant to the grand duke Nicholas. After the latter's accession to the throne, Adlerberg became his constant companion, and was made general of infantry in 1843 and count in 1847. In 1852 he was appointed minister of the court, the most influential office in the personal service of the imperial family, and which requires constant attendance on the emperor. After the death of Nicholas (1855), and at that emperor's urgent recommendation, he retained his post under Alexander II., whose full confidence he also enjoyed. In 1869 he retired on account of old age. For many years he had also officiated as postmaster general, and contributed much toward postal reform. His sister, widow of the councillor of state Bara-noff, brought up the daughters of the emperor Nicholas, and was made a countess in 1846.

II. Adlerberg II., Alexander, count, eldest son of the preceding, succeeded him in 1869 as minister of the court and chancellor of imperial decorations, and holds the rank of general of infantry and chief aide-de-camp of the czar. He is inseparable from the emperor, of whom he had been a schoolmate, and whom he accompanied on his journey to Germany and the Caucasus in 1871.

III. Adlerberg III., Nicholas, brother of the preceding, was active in the Hungarian campaign of 1849, published in 1852 a narrative of his journey to the Holy Land (Ot Rima v' Yerusalem, "From Rome to Jerusalem "), was governor of the province of Taurida in 1854-'5, and from 1857 was for some time military commissioner in connection with the Russian embassy at Berlin. He holds the rank of adjutant general of the emperor, and since 1861 also that of lieutenant general. He has been for several years governor general of Finland.