Sonia Sotomayor is a member of the Democratic Party. She was nominated to the Supreme Court by President Barack Obama, who is also a Democrat, in 2009. Throughout her career, Sotomayor has been known for her judicial philosophy that often aligns with more liberal viewpoints, especially on issues such as abortion rights, affirmative action, and healthcare.
Her background and personal experiences have influenced her perspectives on various legal matters, leading her to frequently advocate for the rights of marginalized groups. This alignment with Democratic values is reflected in both her judicial opinions and her public statements.