William "Will" Greer (born January 15, 2003) is an American politician from Vermont. He has been a Democratic member of the Vermont House of Representatives for the Bennington 2 District since 2025. He is the youngest member of the Vermont General Assembly.
Greer graduated from Bennington College with a Bachelor of Arts in Public Administration.
Greer served as Secretary of the Vermont Democratic Party. Greer currently serves as the High Bailiff of Bennington County and as a Justice of the Peace for the Town of Bennington.
Greer is gay.