Friendship Hill was the home of early American politician and statesman Albert Gallatin (1761–1849). Gallatin was a U.S. Congressman, the longest-serving Secretary of the Treasury under two presidents, and ambassador to France and Great Britain. The house overlooks the Monongahela River near Point Marion, Pennsylvania, about 50 miles (80 km) south of Pittsburgh.

Abraham Alfonse Albert Gallatin was a Genevan–American politician, diplomat, ethnologist and linguist. Often described as "America's Swiss Founding Father", he was a leading figure in the early years of the United States, helping shape the new republic's financial system and foreign policy. Gallatin was a prominent member of the Democratic-Republican Party, represented Pennsylvania in both chambers of Congress, and held several influential roles across four presidencies, most notably as the longest serving U.S. Secretary of the Treasury. He is also known for his contributions to academia, namely as the founder of New York University and cofounder of the American Ethnological Society.