Nils Astrup (11 November 1778 – 26 September 1835) was a Norwegian politician.
He was elected to the Norwegian Parliament in 1820, representing the constituency of Nedenæs og Raabygdelagets Amt. He worked as a vogt there. He served only one term.[1]
He was born in Ørskog.[2] His father had immigrated from Slesvig.[3] In 1816 in Molde he married Ingeborg Ross Müller (1788–1848) from Trondhjem. The couple had several children. Nils Astrup died in 1835 in Christiania.[2] He was the great-grandfather of painter Nikolai Astrup, and also related to politician Hans Rasmus Astrup.