What delegate from Virginia had a plan for a strong central government?

The delegate from Virginia who proposed a plan for a strong central government was James Madison. He was a key figure at the Constitutional Convention in 1787 and is often referred to as the "Father of the Constitution" for his pivotal role in its drafting and promotion. Madison's Virginia Plan called for a strong national government with a system of checks and balances, laying the groundwork for the structure of the U.S. government as it exists today.