Nikolaï Andreievich "Kolya" Orelov (Russian: Николай Андреевич Орелов; unknown – 1928) was a member of the Russian Brotherhood of Assassins during the late 19th and early 20th century. Nikolaï was notably involved in events such as the Borki train disaster and the Tunguska explosion, and spearheaded the hunt for the Imperial Sceptre of the Russian royal family. He is also the great-grandfather of Daniel Cross, an individual who would go on to cause the near fall of the Assassin Order generations later.