Viscount Dupplin was educated at Eton College and studied chemistry at Christ Church, Oxford.

[2] A qualified barrister, called to the Bar in 1990 (Middle Temple)[2] he worked for insurance provider Hiscox for 25 years.

[4] The Earl was elected to sit in the House of Lords at a crossbench hereditary peers' by-election on 4 February 2015,[5] following the resignation of Lady Saltoun of Abernethy.

[6] On 19 March 2015, he made his maiden speech in the House of Lords on a report of the Science & Technology Committee.

In 2002, he married Clare, daughter of the circuit judge William Hamilton Crawford, QC, and his wife, Marilyn Jean Colville.