Thomas Pakenham (historian)

The Right Honourable
The Earl of Longford
Earl of Longford
Tenure3 August 2001 – present
PredecessorFrank Longford
BornThomas Francis Dermot Pakenham
(1933-08-14) 14 August 1933 (age 91)
Spouse(s)
Valerie Susan Scott
(after 1964)
Issue4
ParentsThe 7th Earl of Longford
Elizabeth Harman

Thomas Francis Dermot Pakenham, 8th Earl of Longford (born 14 August 1933), known simply as Thomas Pakenham, is an Anglo-Irish historian and arborist who has written several prize-winning books on the diverse subjects of African history, Victorian and post-Victorian British history, and trees.