The name Paul has been chosen by six pontiffs in the history of the Roman Catholic Church. Taken in honor of Saint Paul the Apostle, this papal name appears intermittently across more than a millennium of church history. Popes who adopted the name Paul led the church through diverse challenges: early medieval politics, the Renaissance and Reformation, Baroque-era disputes between church and state, and the major reforms of the 20th century.

List of Popes Paul

  1. Pope Paul I (757–767) — early medieval pontiff who navigated Lombard pressure and Byzantine influence while defending Rome's interests.
  2. Pope Paul II (1464–1471) — a Renaissance-era pope who engaged with the cultural currents of Italy and the political realities of Italian states.
  3. Pope Paul III (1534–1549) — presided at the outset of the Catholic Reformation, convened the Council of Trent and recognized religious orders important to reform efforts.
  4. Pope Paul IV (1555–1559) — a forceful implementer of Counter-Reformation policies, associated with tighter doctrinal enforcement and censorship.
  5. Pope Paul V (1605–1621) — noted for patronage of architecture and the arts, and for asserting papal jurisdiction in conflicts with secular powers.
  6. Pope Paul VI (1963–1978) — guided the church through the close and implementation phases of the Second Vatican Council and emphasized pastoral reform and ecumenical outreach.

Across these six pontificates, recurring themes include institutional reform, responses to external political pressures, and cultural patronage. Paul III is especially associated with initiating the Catholic Church's internal response to Protestantism by convoking the Council of Trent and endorsing new religious movements that aided reform; Paul IV is remembered for strict disciplinary measures. Later, Paul V continued the tradition of artistic patronage common to early modern popes.

Pope Paul VI represents the modern usage of the name: his papacy completed and applied the reforms agreed at the Second Vatican Council, promoted engagement between Christianity and the wider world, and addressed contemporary moral questions in a rapidly changing society. He also expanded papal travel and diplomatic outreach, seeking improved relations with other Christian traditions.

The choice of "Paul" by different pontiffs has often signaled an intention to connect with the missionary and doctrinal legacy of the Apostle Paul. There have been only six popes with this name; no pope has taken the name Paul since the late 20th century. Each Paul left a distinct imprint on papal history, whether through governance, doctrinal enforcement, cultural patronage, or reform.

For brief biographies and further reading on each pontiff, follow the specific entries: Pope Paul I, Pope Paul II, Pope Paul III, Pope Paul IV, Pope Paul V, Pope Paul VI.