Early life and career O'Regan is the son of surgeon
Rolland O'Regan and Rena Ruiha (
née Bradshaw). His mother was of the
Ngāi Tahu tribe and was raised in
Bluff. O'Regan was raised in Wellington. He studied at
Victoria University of Wellington and teachers' college, then worked as a primary school teacher for two years. He returned to teachers' college as a lecturer in 1968 and remained in that role until 1983. He was appointed to the Ngāi Tahu Māori Trust Board in 1976. He was on the board for 22 years and was chair for 13 years. In 2019, he was made a Companion of
Royal Society Te Apārangi.
Later activities sculpture O'Regan was an associate lecturer and assistant
vice chancellor (
Māori) at the
University of Canterbury in
Christchurch, New Zealand, associated with both the history and Māori departments. He was awarded an honorary D.Litt. by the University of Canterbury in 1992. In March 2009, O'Regan was commemorated as one of the
Twelve Local Heroes of Christchurch, and a bronze bust of him was unveiled outside the
Christchurch Arts Centre. He was a director of Milford Dart Ltd, a company which proposed a
tunnel through the
Southern Alps to more than halve the time taken to negotiate the road between resort centres
Queenstown and
Milford Sound. The proposal had
Department of Conservation approval but there was opposition because the tunnel would be in a National Park and UNESCO World heritage area. O'Regan argued the "absurdity of spending over 11 hours in a day to go to Milford from Queenstown", O'Regan was a member of the
New Zealand Geographic Board from 1985 to 2013, and from 2010 he has co-chaired the Constitutional Advisory Panel, which is seeking public input on constitutional reform in New Zealand. In the
2022 Queen's Birthday and Platinum Jubilee Honours, O'Regan was appointed an additional
Member of the Order of New Zealand, for services to New Zealand. His granddaughter is the climate activist
Kera Sherwood-O'Regan. ==References==