Hans Seidelin (14 May 1665 – 19 January 1740) was a Danish civil servant and landowner who was raised to peerage in 1731.
He was district governor of Copenhagen County from 1724 to 1730 and later served as Postmaster General of the Royal Danish Mail.
In 1710, he was promoted to bookkeeper of the General Commission and Senior Field War Commissioner (overkrigskommissær til felts; until 1712) and kancelliråd.
He stopped as district governor of Copenhagen County in 1730 to serve as assume a position as director of Generalpostamtet and in 1740 he was appointed Postmaster General of the Royal Danish Mail.
[2] Seidelin was married twice, first to Drude Margrethe Clausdatter Ravn and then to Helene Margrete Eriksdatter Munk.