Nikolay Petrovich Likhachyov (Russian: Николай Петрович Лихачёв), alternatively transliterated as Likhachev (12 April 1862 – 14 April 1936) was the first and foremost Russian sigillographer (that is, an expert on seals) who also contributed significantly to an array of auxiliary historical disciplines, including palaeography, epigraphy, diplomatics, genealogy, and numismatics.[1] He was elected a member of the Academy of Sciences of the USSR in 1925 and was put in charge of the Archaeographic Commission in 1929.[1]