Johan Henrik Kintzell Frøstrup (11 December 1852 – 20 May 1929) was a Norwegian judge and politician for the Conservative Party
He was born in Barbu. He was mayor of Arendal from 1896 to 1900,[1] and then sat as a representative for the constituency Arendal og Grimstad in the Parliament of Norway from 1900 to 1903.[2] In 1902, he was appointed stipendiary magistrate in Skien. He supported Arendal Station being located in Barbu instead of Kittelsbukt.[1] He died in May 1929.[3]