Justice Joseph Williams is the first te reo Maori speaker be appointed to the judge's bench in the Court of Appeal.
The former Chief Judge of the Maori Land Court was named a judge of the Court of Appeal by Attorney-General David Parker last week.
Justice Williams, who is of is of Ngati Pukenga, Waitaha and Tapuika descent, has had a distinguished legal career and was appointed the head of the Maori Land Court in 1999.
The following year, he was appointed acting chairperson of the Waitangi Tribunal, a position to which he was permanently appointed in 2004.
Justice Williams was then appointed as a judge of the High Court in 2008 and has since then presided over several prominent cases.