Sir John Niall Henderson Blelloch KCB (24 October 1930 – 1 August 2017) was a British civil servant who was Permanent Under Secretary of State at the Northern Ireland Office from 1988 to 1990.
He then served as Private Secretary to two Parliamentary Under-Secretaries, and in 1958 was promoted to Principal Officer.
[3] From 1998, he was the co-chair of the Northern Ireland Sentence Review Commission, along with Brian Currin.
[3] He was Vice-Chairman of The Automobile Association and held a number of other appointments on government committees and with voluntary organisations.
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