Joseph Alfred Arner Burnquist (July 21, 1879–January 12, 1961) was an American politician. He was elected Lt. Governor of Minnesota in 1914 and then served as the 19th Governor of Minnesota from December 30, 1915 to January 5, 1921. He became Governor after the death of Governor Winfield Scott Hammond. He later served the state as Attorney General from January 2, 1939 until January 3, 1955. He was a Republican.