Chanthaburi (Diocese) [Catholic-Hierarchy]

Bishop(s)

Philip Adisak Phorn-Ngam, Bishop-Elect
Lawrence Thienchai Samanchit, Bishop Emeritus

General Information

Type of Jurisdiction: Diocese
Name Changed: 2 July 1969
Metropolitan: Archdiocese of Bangkok
Depends on: Dicastery for Evangelization
Rite: Latin (or Roman)
Country: Thailand
Square Kilometers: 34,000 (13,132 Square Miles)
Official Web Site: https://www.chandiocese.org
Mailing Address: Chanthaburi Diocesan Center 21/3, M.1, Tambol Surasak, Sriracha, Chonburi 20110, Thailand
Telephone: (038)312.708
Fax: 323.577

Historical Details

Vicariate Apostolic of Chantaburi
- Latin Name: Chantaburiensis
- Erected: 11 May 1944
- Vicariate
- Country: Thailand
- Square Kilometers: 34,000 (13,132 Square Miles)
Diocese of Chantaburi
- Latin Name: Chantaburiensis
- Elevated: 18 December 1965
- Metropolitan: Archdiocese of Bangkok
- Country: Thailand

Past and Present Ordinaries

Giacomo Luigi (James Louis) Cheng † (11 May 1944 Appointed - 14 Apr 1952 Died)
Francis Xavier Sanguon Souvannasri † (8 Jan 1953 Appointed - 3 Apr 1970 Resigned)
Lawrence Thienchai Samanchit (3 Jul 1971 Appointed - 4 Apr 2009 Retired)
Silvio Siripong Charatsri (4 Apr 2009 Appointed - 13 Jun 2023 Appointed, Bishop of Ratchaburi)
Philip Adisak Phorn-Ngam (11 Nov 2024 Appointed - )

Historical Summary

Date	Event	From	To
Vicariate Apostolic of Chantaburi
11 May 1944	Erected	Vicariate Apostolic of Bangkok (Trat, Chanthaburi, Rayong, Chonburi, Chachoengsao, Nakhon Nayok, and parts of Chachoengsao and Nakhon Nayok)	Vicariate Apostolic of Chantaburi (erected)
Diocese of Chantaburi
18 December 1965	Elevated	Vicariate Apostolic of Chantaburi	Diocese of Chantaburi
Diocese of Chanthaburi
2 July 1969	Name Changed	Diocese of Chantaburi	Diocese of Chanthaburi

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

Vicariate Apostolic of Chantaburi

1950 12,380 3,200,734 .4% 20 20 619 67 16 ap1951

Diocese of Chantaburi

Diocese of Chanthaburi

1969 21,079 1,464,629 1.4% 37 6 43 490 34 172 17 ap1971

1980 25,588 2,987,000 .9% 40 5 45 568 34 196 26 ap1981

1990 28,251 3,190,000 .9% 49 13 62 455 36 177 38 ap1991

1999 30,856 4,064,872 .8% 61 13 74 416 36 189 50 ap2000

2000 31,155 4,128,389 .8% 63 12 75 415 39 196 41 ap2001

2001 31,384 4,165,818 .8% 71 14 85 369 38 191 41 ap2002

2002 31,178 4,228,388 .7% 73 15 88 354 43 194 41 ap2003

2003 37,914 4,286,475 .9% 74 15 89 426 33 196 41 ap2004

2004 38,880 4,333,797 .9% 74 14 88 441 30 200 41 ap2005

2006 37,149 4,445,881 .8% 78 17 95 391 57 207 42 ap2007

2013 42,952 4,663,709 .9% 74 18 92 466 155 191 40 ap2014

2016 45,831 4,903,106 .9% 79 17 96 477 148 157 40 ap2017

2019 54,846 5,056,005 1.1% 77 17 94 583 119 158 40 ap2020

2021 55,806 5,107,898 1.1% 82 15 97 575 137 141 41 ap2022

2023 55,851 5,165,783 1.1% 80 20 100 558 142 138 41 ap2024

Year	Catholics	Total Population	Percent Catholic	Diocesan Priests	Religious Priests	Total Priests	Catholics Per Priest	Male Religious	Female Religious	Parishes	Source
Vicariate Apostolic of Chantaburi
1950	12,380	3,200,734	.4%	20		20	619		67	16	ap1951
Diocese of Chantaburi
Diocese of Chanthaburi
1969	21,079	1,464,629	1.4%	37	6	43	490	34	172	17	ap1971
1980	25,588	2,987,000	.9%	40	5	45	568	34	196	26	ap1981
1990	28,251	3,190,000	.9%	49	13	62	455	36	177	38	ap1991
1999	30,856	4,064,872	.8%	61	13	74	416	36	189	50	ap2000
2000	31,155	4,128,389	.8%	63	12	75	415	39	196	41	ap2001
2001	31,384	4,165,818	.8%	71	14	85	369	38	191	41	ap2002
2002	31,178	4,228,388	.7%	73	15	88	354	43	194	41	ap2003
2003	37,914	4,286,475	.9%	74	15	89	426	33	196	41	ap2004
2004	38,880	4,333,797	.9%	74	14	88	441	30	200	41	ap2005
2006	37,149	4,445,881	.8%	78	17	95	391	57	207	42	ap2007
2013	42,952	4,663,709	.9%	74	18	92	466	155	191	40	ap2014
2016	45,831	4,903,106	.9%	79	17	96	477	148	157	40	ap2017
2019	54,846	5,056,005	1.1%	77	17	94	583	119	158	40	ap2020
2021	55,806	5,107,898	1.1%	82	15	97	575	137	141	41	ap2022
2023	55,851	5,165,783	1.1%	80	20	100	558	142	138	41	ap2024

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

Affiliated Bishops, Living

Silvio Siripong Charatsri (Bishop: 4 Apr 2009 to 13 Jun 2023)
Philip Adisak Phorn-Ngam (Priest: 13 Sep 1986; Administrator: Jul 2023; Bishop: 11 Nov 2024)
Lawrence Thienchai Samanchit (Priest: 29 Jan 1959; Bishop: 3 Jul 1971 to 4 Apr 2009)

Affiliated Bishops, Deceased

Giacomo Luigi (James Louis) Cheng † (Vicar Apostolic: 11 May 1944 to 14 Apr 1952)
Francis Xavier Sanguon Souvannasri † (Vicar Apostolic: 8 Jan 1953; Bishop: 18 Dec 1965 to 3 Apr 1970)

Source(s)

Vicariate Apostolic of Chantaburi
- Acta Apostolicae Sedis, Volume 37, Page 305, and Page 306
Diocese of Chantaburi
- Acta Apostolicae Sedis, Volume 58, Page 552, to Page 554
Diocese of Chanthaburi
- Acta Apostolicae Sedis, Volume 62, Page 181

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Diocese of Chanthaburi

Dioecesis Chanthaburiensis