Education
Blelloch was educated at Fettes College in Edinburgh and Gonville and Caius College, Cambridge.
civil servant Under Secretary of State
Blelloch was educated at Fettes College in Edinburgh and Gonville and Caius College, Cambridge.
He served as a Deputy Secretary in the Northern Ireland Office Office from 1980 to 1982, while resident in Northern Ireland. He held the posts of Deputy Secretary (Policy) and then Second Permanent Under Secretary at the Ministry of Defence between 1982 and 1988 when he took up his post as Permanent Under Secretary of State at the Northern Ireland Office, an appointment he held until 1990. Since 1998, he has been the co-chair of the Northern Ireland Sentence Review Commission along with Brian Currin.
He is currently Vice-Chairman of The Automobile Association and holds a number of other appointments on government committees and with voluntary organisations.