Nicholas Frank Hugo Greiner (born 27 April 1947) is an Australian politician who served as the 37th Premier of New South Wales from 1988 to 1992.
He was Leader of the New South Wales Division of the Liberal Party from 1983 to 1992 and Leader of the Opposition from 1983 to 1988.
He has been the Federal President of the Liberal Party of Australia since June 2017, with Fay Duda, Allan Pidgeon, Karina Okotel, and Trish Worth as Vice Presidents.