John Mann, Baron Mann

The Lord Mann
Official portrait, 2019
UK Government Advisor on Antisemitism
Assumed office
28 October 2019
Appointed byTheresa May
Prime MinisterBoris Johnson
Liz Truss
Rishi Sunak
Keir Starmer
Preceded byOffice established
Chairman of the Treasury Select Committee
Acting
3 September 2019  13 September 2019
Preceded byNicky Morgan
Succeeded byCatherine McKinnell (acting)
Member of the House of Lords
Life peerage
29 October 2019
Member of Parliament
for Bassetlaw
In office
7 June 2001  28 October 2019
Preceded byJoe Ashton
Succeeded byBrendan Clarke-Smith
Personal details
Born (1960-01-10) 10 January 1960
Leeds, West Riding of Yorkshire, England
Political partyParliamentary affiliation:
Labour (since 2024)
Non-affiliated (2019-2024)
Labour (2001–2019)
Party membership:
Labour
SpouseJo White
Children3
Alma materUniversity of Manchester

John Mann, Baron Mann (born 10 January 1960) is a British Labour Party politician who is a Member of the House of Lords. Before being granted a peerage, he was the Labour Party Member of Parliament (MP) for Bassetlaw from the 2001 general election until 2019.

Mann served on the Treasury Select Committee. He had been the Parliamentary Private Secretary (PPS) to Tessa Jowell and Richard Caborn. Mann is also a prominent campaigner against antisemitism. In 2019, he stood down as an MP before the general election and took up a full-time role as the UK Government's independent adviser on antisemitism in the United Kingdom, at the Ministry of Housing, Communities and Local Government.

Mann was nominated as a life peer in the House of Lords by Prime Minister Theresa May in her resignation honours list. He resigned his Commons seat on 28 October. He retook the Labour whip in May 2024.