Ngāti Porou, Ngāi Tūhoe, Ngāti Kahungunu
Judge Wilson Isaac was appointed to the Māori Land Court on 11 March 1994, appointed as Deputy Chief Judge of the Māori Land Court in 1999 and the Chief Judge of the Māori Land Court, and Chair of the Waitangi Tribunal on 13 August 2009. He is one of the resident Judges for the Tairāwhiti District of the Māori Land Court. He is also a Judge of the High Court of Niue and the High Court of the Cook Islands. On 30 April 2023, Judge Isaac celebrated his 70th birthday, completing his warrant as Chief Judge of the Court and Chairperson of the Waitangi Tribunal.
Judge Wilson Isaac has presided over the Mohaka ki Ahuriri Inquiry, the Northern South Island Inquiry, the National Park District Inquiry, and the Napier Hospital and Health Services Report Inquiries. He is currently the Presiding Officer for the Freshwater and Geothermal Resources Inquiry and the Māori Military Veterans Inquiry.