Julian Charles Roland Hunt, Baron Hunt of Chesterton is a British meteorologist who was the Director General and Chief Executive of the British Meteorological Office from 1992 to 1997. He was made a Life peer of the Labour Party by Tony Blair in 2000 where he sat until 30th October 2021. He was the leader on the Labour group of Cambridge City Council in the 1970s.

The Meteorological Office, abbreviated as the Met Office, is the United Kingdom's national weather and climate service. It is an executive agency and trading fund of the Department for Science, Innovation and Technology and is led by CEO Penelope Endersby, who took on the role as Chief Executive in December 2018 and is the first woman to do so. The Met Office makes meteorological predictions across all timescales from weather forecasts to climate change.