The Duke Endowment was created in 1924.
Lilly Endowment was created in 1937.
Endowment House was created in 1855.
International Endowment for Democracy was created in 2006.
National Endowment for the Arts was created in 1965.
National Endowment for the Humanities was created in 1965.
National Endowment for Democracy was created in 1983.
Actually James Buchanan did not found Duke University. Duke was founded in 1838 by Methodists and Quakers. It moved to Durham in 1892. But James Buchanan established the Duke Endowment, prompting the university to change its name in 1924.
Duke of Gloucester was created in 1385.
Mr. Duke was created in 2000.
Duke of Chicago was created in 1949.
Duke of Argyll was created in 1892.
Dynamite Duke was created in 1989.