Roman Catholic Diocese of Ilagan

Not to be confused with Diocese of Iligan.

The Diocese of Ilagan (Lat: Dioecesis Ilaganensis) is a Latin Catholic diocese of the Catholic Church in the Philippines. It was erected on 31 January 1970 from territory of the then Roman Catholic Diocese of Tuguegarao and it covers the entire civil Province of Isabela.^[1] It is a suffragan diocese of the Roman Catholic Archdiocese of Tuguegarao.^[1]

Diocese of Ilagan Dioecesis Ilaganensis Diócesis ti Ilagan Diyosesis ng Ilagan Diócesis de Ilagán
Catholic
Gamu Cathedral
Coat of arms
Location
Country	Philippines
Territory	Isabela
Ecclesiastical province	Tuguegarao
Metropolitan	Tuguegarao
Statistics
Area	12,556 km2 (4,848 sq mi)[1]
Population Total Catholics	(as of 2021) 1,741,750 1,368,520[2] (78.6%)
Parishes	38[1]
Information
Denomination	Catholic
Sui iuris church	Latin Church
Rite	Roman Rite
Established	31 January 1970
Cathedral	Cathedral of Saint Michael the Archangel (Gamu)
Co-cathedral	Saint Ferdinand Parish Church (Ilagan; former cathedral)
Titular patrons	Ferdinand of Castile Our Lady of the Visitation of Guibang Michael the Archangel
Secular priests	38[1]
Current leadership
Pope	Leo XIV
Bishop	David William Antonio
Metropolitan Archbishop	Ricardo Baccay
Vicar General	Edmundo "June" Castaneda

The former coat of arms of the Diocese of Ilagan, featuring a crown (now removed) and sword for St. Ferdinand the King.

The diocese has had no jurisdictional changes. The seat of the diocese used to be located in Saint Ferdinand Parish Church in Ilagan City before being transferred to the Gamu Cathedral (Cathedral of Saint Michael the Archangel) in Gamu, Isabela, in 2013.^[3]

David William V. Antonio was installed as the fifth Bishop of Ilagan on February 12, 2019.^[4]

Ordinaries

No	Name	In office	Coat of arms
1.	Francisco Cruces	(4 March 1970 – 22 August 1973)
2.	Miguel Purugganan	(21 January 1974 – 26 July 1999)
3.	Sergio Utleg	(26 July 1999 – 13 November 2006)
4.	Joseph Amangi Nacua	(10 June 2008 – 25 February 2017)
5.	David William Antonio	(12 February 2019 – present)

See also

• Catholic Church in the Philippines
• List of Catholic dioceses in the Philippines