1st Duke of Buckingham

1st Duke of Buckingham may refer to:


 * George Villiers, 1st Duke of Buckingham (1592–1628), favourite of King James I of England
 * Humphrey Stafford, 1st Duke of Buckingham (1402–1460), English nobleman
 * John Sheffield, 1st Duke of Buckingham and Normanby (1647–1721), English poet
 * Richard Temple-Grenville, 1st Duke of Buckingham and Chandos (1776–1839), Knight of the Garter