Parkyn was educated at King Edward VI Grammar School in Chelmsford and at technical college. He was a conscientious objector in the Second World War. He was a director of a chemical manufacturing firm and a council member of the British Plastics Federation.
Parkyn was elected Member of Parliament for Bedford in 1966, having first contested the seat in 1964. In 1970, he lost the seat to the Conservative Trevor Skeet. Parkyn attempted unsuccessfully to regain the seat in 1974.
- Times Guide to the House of Commons October 1974
- Leigh Rayment's Peerage Pages [self-published source][better source needed]
- Dalyell, Tam (31 March 2006). "Obituary: Brian Parkyn, 'White heat' Labour MP". The Independent.
- Hansard 1803–2005: contributions in Parliament by Brian Parkyn
|Parliament of the United Kingdom|
|Member of Parliament for Bedford
|This article about a Labour Member of the Parliament of the United Kingdom is a stub. You can help Wikipedia by expanding it.|