David William Parker is a New Zealand lawyer, businessman and politician who was a Labour Party Member of Parliament from 2002 to 2025.
After a career in law and business, Parker entered Parliament by winning the marginal Otago electorate. He was Attorney-General of New Zealand and a senior Cabinet minister in the Sixth Labour Government between 2017 and 2023, holding the posts of Minister for the Environment, Minister of Transport, Minister for Trade and Export Growth, Minister for Economic Development and Associate Minister of Finance. Parker was also a Cabinet minister in the Fifth Labour Government and a senior figure in the Labour Party opposition between 2008 and 2017, including as deputy leader and interim leader between 2013 and 2014.