DudayevChechen, Ossetian (Russified) Russified form of a Chechen and Ossetian family name of disputed meaning; the name may be derived from Ossetian дудахъхъ (dudaqq) meaning "bustard", from Ingush тат (tat) meaning "Mountain Jew", or from Circassian дадэ (dade) meaning "grandfather" or "king, head, chief"... [more]
TsarnaevChechen (Rare) Meaning uncertain, possibly from Chechen царна (tsarna) meaning "them, they" or from an unknown given name or nickname. This is the surname of brothers Tamerlan (1986-2013) and Dzhokhar (1993-) Tsarnaev, the perpetrators of the Boston Marathon bombing.