Nassau William Senior

1790 - 1864


Political economist. Son-in-law, co-trustee and co-executor of John Mair of Clifton (q.v.). Nassau William Senior's wife Mary Charlotte inherited one-third of the estate of John Mair of Clifton, including mortgages over enslaved people. He was also trustee or agent for the widow of Laurence Nihell (q.v.) for the El Dorado estate in Trinidad.

His published writing included Outline of the Science of Political Economy (1836).


Phyllis Deane, ‘Senior, Nassau William (1790–1864)’, Oxford Dictionary of National Biography, Oxford University Press, 2004; online edn, Sept 2010 [, accessed 8 June 2017]; Selwyn Cudjoe, I will rise again: the story of William Hardin Burnley, English-American slave-owner in Trinidad, 1780-1850 (forthcoming), which shows correspondence between Senior and Burnley concerning the estate in the Apprenticeship period.

Further Information

Mary Charlotte Mair
Economist, Political
Oxford DNB Entry

Legacies Summary

Cultural (1)

Prints, Drawings & Paintings
Nassau William Senior, by H.W. Phillips. Album, National Portraits, volume V. Photograph of painting from the National Portrait Exhibition, South Kensington, 1868. Published by the Arundel... 
notes →

Relationships (5)

Son-in-law → Father-in-law
Grandson → Grandfather
Agent → Principal
Notes →
Nassau William Senior was trustee or agent for the widow of Laurence Nihell on the El Dorado estate in...
Son → Father