The Roman Catholic Archdiocese of Gagnoa (Latin: Gagnoaën(sis)) is the Metropolitan See for the ecclesiastical province of Gagnoa in Côte d'Ivoire.

• 1956.06.25: Established as Diocese of Gagnoa from the Diocese of Daloa
• 1994.12.19: Promoted as Metropolitan Archdiocese of Gagnoa

The seat of the archbishop is Cathédrale Sainte-Anne in Gagnoa.

• Metropolitan Archbishops of Gagnoa (Roman rite), below
  • Archbishop Joseph Yapo Aké (since 2008.11.22)
  • Archbishop Barthélémy Djabla (2006.07.21 - 2008.09.15)
  • Archbishop Jean-Pierre Kutwa (2001.05.15 – 2006.05.02) appointed Archbishop of Abidjan (Cardinal in 2014)
  • Archbishop Noël Kokora-Tekry (1994.12.19 – 2001.05.15); see below
• Bishops of Gagnoa (Roman rite), below
  • Bishop Noël Kokora-Tekry (1971.03.11 – 1994.12.19); see above
  • Bishop Jean Marie Etrillard, S.M.A. (1956.07.04 – 1971.03.11)

• Alexis Touably Youlo (priest here, 1987–1992), appointed Bishop of Agboville in 2006
• Gaspard Béby Gnéba, appointed Bishop of Man in 2007

• Daloa
• Man
• San Pedro-en-Côte d'Ivoire

• Roman Catholicism in Côte d'Ivoire
• List of Roman Catholic dioceses in Côte d'Ivoire

• GCatholic.org

6°08′00″N 5°56′00″W / 6.1333°N 5.9333°W / 6.1333; -5.9333