Alexander Romanovich Drenteln (Александр Романович Дрентельн) (1820-1888) was a Russian general.
He held the rank of General of the Infantry, and held the positions of:
Adjutant General of the H. I. M. Retinue,
Chief of Gendarmes,
the last Executive Head of the Third Section of His Imperial Majesty's Chancellery (1878-1880),
Commander of the Odessa Military District (1880-1881).
On March 25, 1879, he was the target of a failed assassination attempt by Russian nihilists.
Awards
Order of Saint Stanislaus (House of Romanov), 1st class, 1863
Order of Saint Anna, 1st class, 1868