Piers Richard Corbyn (born 10 March 1947) is a British businessman and philanthropist. He was born in Chippenham. He is the owner of the business WeatherAction which makes weather forecasts. It claims to make accurate forecasts up to a year in advance. He is the older brother of Labour Party leader Jeremy Corbyn.
- Wired: "Everyone Complains About the Weather... Piers Corbyn Is Doing Something About It." Tom Standage, February 1999. URL accessed 14 March 2007.
- Usborne, Simon. "Is there trouble ahead for Jeremy Corbyn? Enter sibling Piers, the wacky weatherman..." The Independent. Retrieved 4 October 2015.