Herbert John Harvey Parker was a British Labour Party politician. He was first elected as the Member of Parliament for Romford in November 1935. After boundary changes, he continued as MP for Dagenham from 1945, remaining in the House of Commons until he retired in June 1983. As the longest-serving MP, he was the Father of the House of Commons from 1979 to 1983. When he left parliament in 1983, he was the last serving Member of Parliament to have served in the Commons before the Second World War.

Romford is a constituency in Greater London represented in the House of Commons of the UK Parliament since 2001 by Andrew Rosindell, a Conservative.