Robert Thompson (1840 – 21 April 1922) was a Member of Parliament for Marsden, in Northland, New Zealand.

Born at Newtownbutler, County Fermanagh,[1] Thompson migrated to New South Wales in 1864, and New Zealand in 1870.

[2] He acquired the labels 'Marsden Thompson' and 'the member for roads and bridges' in Parliament.

He was pro-freehold (land), and was opposed to Liberal policies such as labour legislation and old age pensions.

[3] He died on 21 April 1922 at his residence, Pentland House, in Whangārei, and was buried at Kamo.