2nd Duke of Buckingham

2nd Duke of Buckingham may refer to:


 * Edmund Sheffield, 2nd Duke of Buckingham and Normanby (1716–1735), English nobleman
 * George Villiers, 2nd Duke of Buckingham (1628–1687), English statesman
 * Henry Stafford, 2nd Duke of Buckingham (1455–1483), Knight of the Garter
 * Richard Temple-Grenville, 2nd Duke of Buckingham and Chandos (1797–1861), British politician