Andrei Augostovich Eberhardt (, occasionally transliterated as Ebergard) (1856–1919) was an Admiral in the Imperial Russian Navy of Swedish ancestry. Eberhardt graduated from the Marine Cadet Corps in 1878. From 1882 to 1884, he served in the Pacific Fleet as a signals officer. In 1886 he became a flag officer and adjutant to Admiral Shestakov (Minister of the Navy) and in 1891 he became a flag officer to Admiral Tyrtov commanding the Russian Pacific Squadron. In 1896 Eberhardt was moved to the Black Sea Fleet, where he was gunnery officer on the battleships Ekaterina II and Chesma. In 1898 he moved to the Far East, where he commanded the Admiral Nakhimov and took part in suppressing the Boxer Rebellion.