Nikolay Karlovich Krabbe () (September 19, 1814 – January 3, 1876) was an admiral of the Russian Imperial Navy. After graduating from naval academy joined the corps of navy cadets () and in 1832 was promoted midshipman in the Baltic Fleet serving on the frigates Belton, Kulm and Oranienbaum. In 1836-1837 he was sent to the Caspian Sea, participating in the naval operations during the Caucasian War. His bravery during the war earned him the rank of lieutenant. In 1838 Krabbe was appointed the General Staff of the Imperial Navy, as aide-de-camp to prince L.S. Menshikov.