Udon Thani (Diocese) [Catholic-Hierarchy]

Bishop(s)

Joseph Luechai Thatwisai, Bishop

General Information

Type of Jurisdiction: Diocese
Name Changed: 2 July 1969
Metropolitan: Archdiocese of Thare and Nonseng
Depends on: Dicastery for Evangelization
Rite: Latin (or Roman)
Country: Thailand
Square Kilometers: 45,232 (17,470 Square Miles)
Mailing Address: Bishop's House, 62/5 Moo 5, Bypass Road, T. Nong Bua, Muang, Udon Thani 41000, Thailand
Telephone: (042)211.449; 211.450
Fax: 243.990

Historical Details

Prefecture Apostolic of Udonthani
- Latin Name: Udonthaniensis
- Erected: 7 May 1953
- Country: Thailand
Diocese of Udonthani
- Latin Name: Udonthaniensis
- Elevated: 18 December 1965
- Metropolitan: Archdiocese of Thare and Nonseng
- Country: Thailand

Past and Present Ordinaries

Clarence James Duhart, C.SS.R. † ( 1953 Appointed - 2 Oct 1975 Resigned)
George Yod Phimphisan, C.SS.R. † (2 Oct 1975 Appointed - 14 Nov 2009 Retired)
Joseph Luechai Thatwisai (14 Nov 2009 Appointed - )

Historical Summary

Date	Event	From	To
Prefecture Apostolic of Udonthani
7 May 1953	Erected	Vicariate Apostolic of Thare (Loi, Nongkhai, Khonken, and Udon)	Prefecture Apostolic of Udonthani (erected)
Diocese of Udonthani
18 December 1965	Elevated	Prefecture Apostolic of Udonthani	Diocese of Udonthani
Diocese of Udon Thani
2 July 1969	Name Changed	Diocese of Udonthani	Diocese of Udon Thani

Year Catholics Total Population Percent Catholic Diocesan Priests Religious Priests Total Priests Catholics Per Priest Permanent Deacons Male Religious Female Religious Parishes Source

Diocese of Udon Thani

1970 9,655 2,005,642 .5% 21 21 459 25 26 17 ap1971

1980 13,002 3,777,885 .3% 1 22 23 565 50 72 51 ap1981

1990 16,565 4,804,503 .3% 3 24 27 613 1 35 93 57 ap1991

1999 15,208 5,267,331 .3% 9 22 31 490 1 24 99 55 ap2000

2000 15,415 5,284,691 .3% 10 23 33 467 1 26 104 56 ap2001

2001 15,612 5,285,002 .3% 9 22 31 503 1 28 109 56 ap2002

2002 15,801 5,285,002 .3% 10 23 33 478 28 106 57 ap2003

2003 16,265 5,317,240 .3% 12 26 38 428 31 110 60 ap2004

2004 16,359 5,318,718 .3% 12 29 41 399 33 100 60 ap2005

2010 16,822 5,371,000 .3% 19 25 44 382 27 100 32 ap2011

2014 18,204 5,377,000 .3% 16 29 45 404 32 100 69 ap2015

2017 19,263 5,527,000 .3% 20 32 52 370 34 100 73 ap2018

2020 19,943 5,491,650 .4% 35 28 63 316 30 100 72 ap2021

2022 18,708 5,443,944 .3% 34 29 63 296 31 90 72 ap2023

Year	Catholics	Total Population	Percent Catholic	Diocesan Priests	Religious Priests	Total Priests	Catholics Per Priest	Permanent Deacons	Male Religious	Female Religious	Parishes	Source
Diocese of Udon Thani
1970	9,655	2,005,642	.5%		21	21	459		25	26	17	ap1971
1980	13,002	3,777,885	.3%	1	22	23	565		50	72	51	ap1981
1990	16,565	4,804,503	.3%	3	24	27	613	1	35	93	57	ap1991
1999	15,208	5,267,331	.3%	9	22	31	490	1	24	99	55	ap2000
2000	15,415	5,284,691	.3%	10	23	33	467	1	26	104	56	ap2001
2001	15,612	5,285,002	.3%	9	22	31	503	1	28	109	56	ap2002
2002	15,801	5,285,002	.3%	10	23	33	478		28	106	57	ap2003
2003	16,265	5,317,240	.3%	12	26	38	428		31	110	60	ap2004
2004	16,359	5,318,718	.3%	12	29	41	399		33	100	60	ap2005
2010	16,822	5,371,000	.3%	19	25	44	382		27	100	32	ap2011
2014	18,204	5,377,000	.3%	16	29	45	404		32	100	69	ap2015
2017	19,263	5,527,000	.3%	20	32	52	370		34	100	73	ap2018
2020	19,943	5,491,650	.4%	35	28	63	316		30	100	72	ap2021
2022	18,708	5,443,944	.3%	34	29	63	296		31	90	72	ap2023

Note: Any changes in boundaries over time are not indicated in the above table.

Affiliated Bishops, Living

Joseph Luechai Thatwisai (Priest: 24 May 1990; Bishop: 14 Nov 2009 - )

Affiliated Bishops, Deceased

Clarence James Duhart, C.SS.R. † (Prefect: 1953; Bishop: 18 Dec 1965 to 2 Oct 1975)
George Yod Phimphisan, C.SS.R. † (Bishop: 2 Oct 1975 to 14 Nov 2009)

Source(s)

Prefecture Apostolic of Udonthani
- Acta Apostolicae Sedis, Volume 45, Page 712, to Page 714
Diocese of Udonthani
- Acta Apostolicae Sedis, Volume 58, Page 552, to Page 554
Diocese of Udon Thani
- Acta Apostolicae Sedis, Volume 62, Page 181

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Diocese of Udon Thani

Dioecesis Udonthaniensis