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(1758-1824), was a member of the South Carolina Legislature from 1779 to 1780. He was a delegate to the Continental Congress from 1777 to 1778 and from 1784 to 1787. He was a member of the Constitutional Convention of 1787, and drafted one of the constitutions proposed. He was Governor of South Carolina from 1789 to 1792 and from 1796 to 1798, a U. S. Senator from 1797 to 1801, Minister to Spain from 1803 to 1805, Governor from 1806 to 1808. He was a Democratic U. S. Congressman from 1819 to 1821. C. C. Pinckney and Thomas Pinckney were his cousins.