James Peter Timothy Clackson (born 13 September 1966) is a British linguist and Indo-Europeanist.
He attended Loughborough Grammar School and then Trinity College, Cambridge, where he received his BA in 1988, his MA, and his PhD in 1992.
[2] While at the University of Cambridge, Clackson studied under Robert Coleman.
His Ph.D. thesis served as a basis for his 1994 book The Linguistic Relationship between Armenian and Greek.
He is currently the editor of the Transactions of the Philological Society, the oldest scholarly journal devoted to the study of language that has an unbroken tradition.