Nathan Rees (born 12 February 1968), is a former Australian politician, 41st Premier of New South Wales and parliamentary leader of the New South Wales division of the Labor Party from September 2008 to December 2009.
Rees was a Member of the New South Wales Legislative Assembly representing Toongabbie for Labor from 2007 to 2015.
Rees replaced Morris Iemma as Premier and party leader on 5 September 2008.
On 3 December 2009, Rees was deposed as leader of the Labor Party by Kristina Keneally after he resoundingly lost a secret ballot in the Labor Party caucus after fifteen months as Premier.
He is the shortest-serving member of the New South Wales Parliament to become Premier since Federation, and the only Labor Premier of New South Wales not to lead the party into an election.