The Countess of Buckingham is a title associated with the noble family of the Buckingham earldom in England. The title has been held by various women throughout history, often as the wives or daughters of the Earls of Buckingham. The most notable was Mary Villiers, who became the first Countess in 1623, recognized for her influence during the reign of King James I. The title has seen several holders, with the role often linked to the political and social dynamics of the time. The Buckingham family has played a significant part in English history, with connections to various royal figures and events.