The Anti-Federalist among the listed figures is George Mason. Here's why:
1. **George Mason**: He was an Anti-Federalist who opposed the ratification of the United States Constitution. Mason was concerned about individual rights and believed that the Constitution lacked a Bill of Rights to protect citizens from potential government overreach. He argued for amendments to be added to the Constitution to safeguard individual liberties.
2. **Alexander Hamilton, John Jay, and James Madison**: These figures were Federalists who supported the ratification of the Constitution. They wrote the Federalist Papers, a series of essays advocating for a strong central government and the adoption of the Constitution. They believed in a system of checks and balances to prevent tyranny and promote the common good.
In conclusion, George Mason was an Anti-Federalist, while Alexander Hamilton, John Jay, and James Madison were Federalists who played key roles in promoting the Constitution.