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The Hon Sir William Young KNZM, KC, FAMINZ (Arb)

The Hon Sir William Young KNZM, KC, FAMINZ (Arb)

Qualifications: LLB (Hons), Canterbury; PhD, Cambridge
Admitted: February 1975



Mobile: + 64 21 688 742


P.O. Box 3180
Christchurch 8140
New Zealand

Following his return from the University of Cambridge in 1978, William joined RA Young Hunter and Co. He commenced practice as a barrister in 1988, becoming a Queen’s Counsel in 1991. He was appointed to the High Court in 1997 and then to the Court of Appeal in 2004. He was President of the latter Court from 2006 until his 2010 appointment to the Supreme Court. He retired as a permanent Judge of the Supreme Court in April 2022 but continued to serve as an acting-Judge until April 2024.

He now practises as an arbitrator.

William has sat on the Court of Appeal of Seychelles and currently sits on the Court of Appeal of Samoa and the Supreme Court of Fiji.

He chaired the Royal Commission of Inquiry into the terrorist attack on Christchurch masjidain on 15 March 2019.

William is an honorary Bencher of the Middle Temple, an honorary Fellow of Gonville and Caius College, Cambridge and a Fellow of the Arbitrators and Mediators Institute of New Zealand (Arbitration). He holds an honorary Doctor of Laws degree from the University of Canterbury.