Served on the Iowa Supreme Court from January 1, 1933, until December 31, 1938. For one term of six months he was Chief Justice.
Born at Dubuque, Iowa, August 12, 1870. He was graduated from the Law Department of the University of Iowa in 1897 and began the practice of law at Dubuque. From 1900 to 1911 he served in several municipal capacities in Dubuque including the offices of Councilman and City Attorney. In 1911 he became Judge of the District Court in which position he continued to serve until returning to private practice of the law in 1923. He did not accept a public position again until coming on the Supreme Bench.
After his retirement, Justice Kintzinger practiced law with his son, Robert at Dubuque.
Justice Kintzinger died at Dubuque April 3, 1946.