Principal Speakers are leaders and public spokespersons of the Green Party of England and Wales. There are two principal speakers, one male and one female. They perform the public and media role undertaken by the leaders of more conventional parties.

Since August 2004, the principal speakers are Keith Taylor and Caroline Lucas.

Previous Incumbents

• Margaret Wright: 1999 to 2003
• Darren Johnson
• Mike Woodin: to 2004