Abaúj (Latin: comitatus Abaujvariensis, Slovak: Abov, German: Neuburg or Abaujwar) is the name of a historic administrative county (comitatus) of the Kingdom of Hungary. In parts of the 19th century, and in the beginning of the 20th century, it was united with Torna county to form Abaúj-Torna (Slovak: Abov-Turňa) county. Its territory is presently in eastern Slovakia and north-eastern Hungary.