Johan Hadorph (May 6, 1630 – July 12, 1693) was a Swedish director-general of the Central Board of National Antiquities.
He was appointed National Antiquarian at the government agency for antiquities, and he became its director-general. Hadorph documented ancient monuments during extensive voyages in Sweden. He collected a great many older manuscripts, such as collections of laws. He also made many drawings of runestones, and supervised the production of more than 1000 woodcuts of runestones.
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