Norman Reginald Warner, Baron Warner, PC (born 8 September 1940) is a British member of the House of Lords.
A career civil servant from 1960, he was created a life peer in 1998.
He was Parliamentary Under-Secretary in the Department of Health from 2003 to 2007, and a Minister of State at the Department of Health from 2005 to 2007.
He has also been an adviser to a number of consulting companies.
On 19 October 2015, Lord Warner resigned the Labour whip and became a Non-affiliated member of the House of Lords.