Moira Emilie Rayner (née Stockwell, born 10 November 1948), is a New Zealand-born, Australian-based barrister and human rights advocate. In 1986, she was appointed a Commissioner of the Law Reform Commission of Western Australia, a position she held until 1990. In 1994 the Australian Federal Government appointed her to the Institute of Family Studies to undertake a special project to fight child abuse. In 2000 Rayner became the first Director of the office of Children's Rights Commissioner for the city of London, UK.