Ostenrik-Honggari utawa Kakaisaran Austro-Honggari utawa Austria-Hongaria iku siji nagara ing Éropa Tengah kang madeg antara taun 1867 nganti 1918. Nagara iki gabungan saka  Kamaharajan Ostenrik lan Kraton Honggari kang kapimpin 1 kaisar (monarch). Lagu kabangsane yaiku Gott erhalte Franz den Kaiser.

Jeneng pepake yaiku "The Kingdoms and Lands Represented in the Imperial Council and the Lands of the Crown of St. Stephen"(Praja lan Lemah kang diwakili ing dewan  Kamaharajan lan lemah Makutha St Stefanus).Negara-negara kang kawangun ing tilas tlatah Habsburg:
 Ostenrik/Austria.
 Honggari/Hongaria.
 Ceko
 Yugoslavia
 Polen/Polandia.

Sawetara tlatah Austria-Hongaria uga diwènèhaké marang Rumania lan Itali.

Pranala njaba 
 "Distribution of Races in Austria–Hungary" from the Historical Atlas by William R. Shepherd, 1911
 The Austro-Hungarian Military
 Austria–Hungary - extensive list of heads of state, ministers, and ambassadors
 Austria-Hungary, Dual Monarchy
 History of Austro-Hungarian currency

Sajarah Éropa
Tilas nagara ing Éropa