Rowling donated £1 million to the Labour Party, publicly supporting then-Prime Minister Gordon Brown. She cited her belief in Labour's commitment to tackling child poverty as a key reason for her support.

Rowling publicly opposed Scottish independence in the 2014 referendum, donating £1 million to the Better Together campaign. She expressed concerns about the economic impact of independence.

Rowling openly opposed Brexit in the 2016 referendum, advocating for the UK to remain in the European Union. She expressed concerns about the potential economic and social consequences of leaving the EU.

Beyond specific political endorsements, Rowling has consistently supported various charitable causes and advocated for issues related to children's welfare, poverty reduction, and multiple sclerosis research.