Hélie de Talleyrand-Périgord was a French cardinal and influential churchman of the fourteenth century. His career placed him within the diplomacy of the Avignon papacy and the wider politics of France, England and the Hundred Years’ War.
Hélie de Talleyrand-Périgord also held the offices or ranks of Dean of the College of Cardinals, cardinal-bishop, bishop of Limoges, and Catholic archbishop. Other documented offices or ranks held by Hélie de Talleyrand-Périgord include diocesan bishop and Roman Catholic Bishop of Auxerre.
In Maurice Druon’s The King without a Kingdom, Cardinal Hélie de Talleyrand-Périgord recounts the reign of John II, whose hostility towards Charles of Navarre and dependence on a narrow circle of favourites deepen France's political divisions.