Dame Marion Audrey Roe DBE (born 15 July 1936 in London) is a Conservative Party politician in the United Kingdom, and former MP.

She went to the independent Bromley High School for Girls in Bickley, then the independent Croydon High School. She studied at the English School of Languages in Vevey in Switzerland.^[1]

Roe served on the Greater London Council, representing Ilford North.^[2]

She unsuccessfully contested the Barking constituency at the 1979 general election, achieving a 14% swing. Roe became Member of Parliament for Broxbourne from 1983^[1] until 2005.^[3] She was a junior environment minister in the 1980s and chaired select committees in the 1990s. A eurosceptic, she was on the council of the right-wing Conservative Way Forward group.

She stepped down at the 2005 general election.^[3]

Following her retirement, Roe established the Dame Marion Roe Young Citizen of the Year award, part of the annual Broxbourne Youth Awards celebrating the achievements of young people from the borough of Broxbourne.^[4]

In 2010 she became chair of the trustees of the National Benevolent Fund for the Aged, after the death of Winston Churchill (grandson of the former prime minister).^[5]

She was interviewed in 2013 as part of The History of Parliament's oral history project.^[6]

She married James Kenneth Roe in 1958. They have a son and two daughters - one of whom, Philippa Roe, Baroness Couttie, was the Leader of Westminster City Council and was a member of the House of Lords as a Conservative from 2016 until her death in 2022.