The Roman Catholic Archdiocese of Ayacucho o Huamanga (Latin: Ayacuquensis o Huamangensis) is an archdiocese in the south-central Andes of Peru that was erected in the early 17th century, promoted to a metropolitan archdiocese in 1966 and covers the city of Ayacucho. Its archbishop—Archbishop Salvador Piñeiro García-Calderón has been leading the Archdiocese since 2011—is also the ecclesiastical provincial for the Diocese of Huancavelica and the Territorial Prelature of Caravelí.

• 20 July 1609: Established as Diocese of Huamanga from the Diocese of Cusco, suffragan of the archdioceses of Lima
• 1838: Seat of the diocese transferred to Ayacucho
• 30 June 1966: Promoted as Metropolitan Archdiocese of Ayacucho
• 2009: the Archdiocese celebrated its 400th anniversary.

• Agustín de Carvajal, O.S.A. (7 May 1612 – 19 Aug 1618 Died)
• Francisco Verdugo Cabrera (14 Mar 1622 – 20 Jul 1636 Died)
• Gabriel de Zarate, O.P. (14 Dec 1637 – 1638 Died)
• Antonio Corderiña Vega, O.S.A. (26 May 1642 – 1649 Died)
• Andrés García de Zurita (1649 – 4 Apr 1650 Appointed, Bishop of Trujillo)
• Francisco de Godoy (2 May 1650 – 1 Sep 1659 Appointed, Bishop of Trujillo)
• Cipriano Medina, O.P. (16 Feb 1660 – 1664 Died)
• Vasco Jacinto de Contreras y Valverde (7 Jun 1666 – 1668 Died)
• Cristóbal de Castilla y Zamora (11 Jun 1668 – 8 Nov 1677 Appointed, Archbishop of La Plata o Charcas)
• Sancho de Andrade de Figueroa (12 Jun 1679 – 15 Nov 1688 Appointed, Bishop of Quito)
• Francisco Luis de Bruna Rico (6 Dec 1688 – 1689 Died)
• Mateo Delgado (12 Dec 1689 – Jul 1695 Died)
• Diego Ladrón de Guevara (11 Apr 1699 – 15 Sep 1704 Appointed, Bishop of Quito)
• Francisco de Deza y Ulloa (17 Dec 1716 – 22 Apr 1722 Died)
• Alfonso Roldán, O.S.Bas. (30 Aug 1723 – 22 Feb 1741 Died)
• Miguel Bernardino de la Fuenta y Rojas (7 Aug 1741 – 1742 Died)
• Francisco Gutiérrez Galeano, O. de M. (25 Jan 1745 – 12 Oct 1748 Died)
• Felipe Manrique de Lara y Polanco (23 Feb 1750 – 31 Jan 1763 Died)
• José Luis de Lila y Moreno, O.S.A. (20 Aug 1764 – 25 Dec 1768 Died)
• Miguel Moreno y Ollo (12 Mar 1770 – Feb 1780 Died)
• Francisco López Sánchez (10 Dec 1781 – 2 Mar 1790 Died)
• Bartolomé Fabro Palacios (11 Apr 1791 – 10 Jul 1795 Died)
• Francisco Matienzo (27 Jun 1796 – 1802 Died)
• José Antonio Martínez de Aldunate (26 Mar 1804 – 8 Apr 1811 Died)
• José Vicente Silva Avilés y Olave Salaverría (15 Mar 1815 – 26 Oct 1816 Died)
• Pedro Gutiérrez de Cos y Saavedra Seminario (16 Mar 1818 – 13 Mar 1826 Confirmed, Bishop of Puerto Rico)
• Juan Rodríguez Reymúndez (17 Sep 1838 Confirmed – Did Not Take Effect)
• Santiago José O’ Phelan Recabarren (12 Jul 1841 Confirmed – 22 Sep 1857 Died)
• José Francisco Ezequiel Moreyra (27 Mar 1865 – 23 Mar 1874 Died)
• Juan José de Polo Valenzuela (17 Sep 1875 – 2 Nov 1882 Died)
• Julian Cáceres Negrón (19 Jan 1893 – 21 Feb 1900 Resigned)
• Fidel Olivas Escudero (19 Apr 1900 – 12 Apr 1935 Died)
• Francesco Solano Muente y Campos, O.F.M. (30 May 1936 – 21 Jul 1939 Resigned)
• Victorino Alvarez, S.D.B. (15 Dec 1940 – 2 Mar 1958 Died)
• Otoniel Alcedo Culquicóndor, S.D.B. (28 Aug 1958 – 20 Nov 1979 Resigned) Diocese elevated to Archdiocese 3 June 1966
• Federico Richter Fernandez-Prada, O.F.M. (20 Nov 1979 – 23 May 1991 Retired)
• Juan Luis Cipriani Thorne (13 May 1995 – 9 Jan 1999 Appointed, Archbishop of Lima) (Cardinal in 2001)
• Luis Abilio Sebastiani Aguirre, S.M. (13 Jun 2001 – 6 Aug 2011 Retired)
• Salvador Piñeiro García-Calderón (6 Aug 2011 – )

• Andrés García de Zurita (1648-1649)
• Federico Richter Fernandez-Prada, O.F.M. (1975-1979)

• Elías Prado Tello (1972-1985)
• Juan Luis Cipriani Thorne (1988-1995), appointed Archbishop here; future Cardinal
• Gabino Miranda Melgarejo (2004-2013), resigned; later that year, he was excardinated, or dismissed, and laicized -returned to the lay state- for sexual misconduct

• Diocese of Huancavélica
• Territorial Prelature of Caravelí

• Roman Catholicism in Peru
• Peruvian Episcopal Conference

• GCatholic.org
• Catholic Hierarchy
• Diocese website Archived 2018-07-05 at the Wayback Machine

13°09′38″S 74°13′29″W / 13.1606°S 74.2248°W / -13.1606; -74.2248