The New Year Honours 1991 were appointments by Queen Elizabeth II to various orders and honours to reward and highlight good works by people of the United Kingdom and Commonwealth. They were published on 28 December 1990 for the United Kingdom, New Zealand and the Cook Islands, Mauritius, the Bahamas, Grenada, Papua New Guinea, the Solomon Islands, Tuvalu, Saint Vincent and the Grenadines, Belize, Antigua and Barbuda, and Saint Christopher and Nevis.