Catholic Dioceses in the World

Dacca

Dadibra

Dadima

Dadybra

Daegu 대구

Daejeon 대전

Daet

Dafnusia

Dafnuzio

Dagne

Dagno

Dagnum

(Dagupan)

Dahomey (Benin)

Dahomey (Nigeria)

Daijeon

Daimlaig

Dajianlu 打箭爐

Dakar

Dakota

Đakovo

Đakovo i Srijem

Đakovo–Osijek

Dàlǐ 大理

Ðàlạt

Đà Lat

Dalby

Daldis

Dali 大理

Dalisando di Isauria

Dalisando di Pamfilia

Dalisandus in Isauria

Dalisandus in Pamphylia

Dallas

Dallas–Fort Worth

Daloa

Daltonganj

Daman

(Daman)

Damão

Damas (Syriac)

Damas (Greek-Melkite)

Damas (Maronite)

Damas (Armenian)

Damasco (Syriac)

Damasco (Greek-Melkite)

Damasco (Maronite)

Damasco (Roman)

Damasco (Armenian)

Damascus (Syriac)

Damascus (Greek-Melkite)

Damascus (Maronite)

Damascus (Roman)

Damascus (Armenian)

Damiata (Greek-Melkite)

Damiata (Roman)

Daming 大名

Dàmíng 大名

Damongo

Danaba

Danaba-orum

Đa Nẵng

Đà Nang

Ðàng Ngoài

Ðàng Trong

Danio

Danium

Danj

Danlí

Dansara

Danzica

Daonio

Daonium

Dapango

Dapaong

Daphnusia

Daphnutium

Dara (Roman)

Dara (Syriac)

Dara Syrorum

Dardania (North Macedonia)

Dardania (Turkiye)

Dardano

Dardanus

Dar-es-Salaam

Darién

Dariensis

Darjeeling

Darni

Darnis

Daru

Daru–Kiunga

Darwin

Dascilio

Dascylium

Dassa-Zoumé

Datong 大同

Dàtóng 大同

Dàtóngfǔ 大同府

Datongfu 大同府

Daule

Daulia

Daulis

Dausara

Davalia

Davao

Davenport

David

Dax

(Dax)

De Aar

Deán Funes

Debrecen–Nyíregyháza

Deccan

Decoriana

Dédougou

Dedza

de Hom-Kom

(Deir Al-Ahmar)

Delcus

Delhi

Delhi and Simla

Delminium

Delta del Nilo (united)

Demetriade

Demetrias

Den Bosch

Denia

Denmark

Denpasar

Denver

Derbe

Derco

Dercos

Derna

Derry

Des Moines

(Dessie)

Dessiè

Detroit (Roman)

(Detroit) (Maronite)

(Detroit) (Chaldean)

Deulto

Deultum

Deutsches Militärordinariat

Deutschland und Skandinavien

Deux Guinées

Deux Guinées et Sénégambie

Deventer

Dhaka

Dharmapuri

Diamantina

Diamantino

Diana

Diano (Spain)

(Diano) (Italy)

Diano–Teggiano

Diarbekir (Chaldean)

Diarbekir (Syriac)

Diarbekir (Armenian)

Diargorgan

Dibon

Dibona

Dibrugarh

Dices

Die (united)

Diébougou

Diégo-Suarez

Digione

Digne

Digos

Dijon

Díli

Dimašq (Syriac)

Dimašq (Greek-Melkite)

Dimašq (Maronite)

Dimašq (Armenian)

Dinajpur

Dindigul

Diocæsarea

Diocæsarea antea Sepphoris

Diocæsarea in Isauria

Diocæsarea in Palæstina

Diocesarea

Diocesarea di Isauria

Diocesarea di Palestina

Diocèse aux Armées Françaises

Diocèse aux Forces armées belges

Diocese das Forças Armadas e de Segurança

Dioclea (Montenegro)

Dioclea (Turkiye)

Diocletiana

Diocletianoplis in Thebaide

Diocletianoplis in Thracia

Diocletianopolis

Diocletianopolis in Palæstina

Diocleziana

Dioclezianopoli

Dioclezianopoli di Palestina

Dioclezianopoli di Tebaide

Dioclezianopoli di Tracia

Dionisiade

Dionisiana

Dionisiopoli

Dionysiana

Dionysias

Dionysiopolis

Dioshieron

Diospoli di Tracia

Diospoli inferiore

Diospolis

Diospolis inferior

Diospolis in Thracia

Diospolis Magna

Diospolis superior

Diospoli superiore

Diphu

Dipolog

Disti

Diu

Dium

Divinópolis

Diyarbakır

Djajapura

Djakarta

Djakovo

Djakovo–Osijek

Dǎjiànlú 打箭炉

Djibouti

Djiddah

Djougou

Ðoài

Doara

Doba

Doberas

Dobero

Doberus

Docimeo

Docimeum

Docimio

Docimium

Doclea

Dodge City

Dodoma

Dodona

Dol (united)

Dolia

Doliche

Dolisie

Dometiopolis

Dometiupolis

Domeziopoli

Dominican Republic

Domitiopolis

Domiziopoli

Domnach Sechlainn

Domnach Sechnaill

Donets’k

Donets’k–Charkiv

Donets’k–Kharkiv

Ðông Bắc Ðàng Ngoài

Ðông Ðàng Trong

Donghai 東海

Dōnghǎi 东海

Dongola

Donkorkrom

Doornik

Dora

Dorchester

Dori

Dorileo

Dorostoro

Dorostorum

Dorpat

(Doruma)

Doruma–Dungu

Dorylaëum

Dorylæum

Douala

Doumé

Doumé–Abong’ Mbang

Dourados

Down

Down and Connor

Dragobitia

Dragobizia

Dragonara

Drama

Draso

Drepanum

Dresda–Meißen

Dresden–Meißen

Dresden–Meissen

Drisdale River

Drisht

Drivasto

Drivastum

Drizipara

Drohiczyn

(Drohobych)

Dromore

Drua

Druas

Drusiliana

Drusipara

Druzipara

Dschebail

Dublin

Dubrovnik

Dubuque

Due Guinee

Duhok

Duitama

Duitama–Sogamoso

Dulcigno

Duleek

Dulma

Duluth

Dumaguete

Dume (Portugal)

(Dume) (Spain)

Dumio

Dumium

Dumka

Dunblane

Dundee

Dundo

Dunedin

(Dungu)

Dungu–Doruma

Dunkeld

Dunshaughlin

Dunwich

Duque de Caxias

Dura

Durango

Durazzo (Roman)

Durazzo (Albanese)

Durban

Durham

Durrës (Albanese)

(Durrës) (Roman)

Durrës–Tiranë

Dusa

Dutch Borneo

Dutch Guyana–Suriname

Dutch New Guinea

Dutch Timor

(Duvno)

Dystis

© 2026 GCatholic.org

Up