Santos Ubierna

{{Short description|Spanish Roman Catholic prelate (1907–1955)}}

{{Infobox Christian leader

| type = Bishop

| honorific-prefix = His Excellency

| name = Santos Ubierna

| honorific-suffix = OP

| native_name =

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| title = Vicar Apostolic of Thái Bình

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| metropolis = Hanoi

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| term_start = 24 February 1942

| quashed =

| term_end = 15 April 1955

| predecessor = Juan Casado Obispo

| opposed =

| successor = Dominique-Marie Ðình Ðức Trụ

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| ordination = 20 December 1930

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| consecration = 1 May 1952

| consecrated_by = Antonin Drapier

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| birth_date = {{Birth date|df=yes|1907|11|1}}

| birth_place = Huérmeces, Spain

| death_date = {{Death date and age|df=yes|1955|04|15|1907|11|1}}

| death_place = Saigon, State of Vietnam

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| motto = Immolor supra sacrificium

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}}

Santos Ubierna (1 November 1907 – 15 April 1955) was a Spanish Roman Catholic prelate of the Dominican Order. He was titular bishop of Lamdia from 1942 until his death and vicar apostolic of Thái Bình from 1942 to 1955. He died in Saigon on 15 April 1955 at the age of 47.{{Cite web |date=7 May 2023 |title=02 - Đức Cha Santos Ubierna Ninh (1942-1954) |trans-title=02 - Bishop Santos Ubierna Ninh (1942-1954) |url=https://giaophanthaibinh.net/02-duc-cha-santos-ubierna-ninh-1942-1954 |access-date=11 April 2024 |website=Diocese of Thái Bình |language=vi}}{{Cite news |date=9 November 2018 |title=Cải táng Ðức cố Giám mục Santos Ubierna Ninh |trans-title=Reburial of the late Bishop Santos Ubierna Ninh |url=https://www.cgvdt.vn/cong-giao-viet-nam/cai-tang-duc-co-giam-muc-santos-ubierna-ninh_a8186 |access-date=11 April 2024 |work=www.cgvdt.vn |language=vi}}{{Cite web |date=6 November 2018 |title=Cải táng Đức cố Giám mục Santos Ubierna Ninh |trans-title=Reburial of the late Bishop Santos Ubierna Ninh |url=https://tgpsaigon.net/bai-viet/cai-tang-duc-co-giam-muc-santos-ubierna-ninh-44950 |access-date=11 April 2024 |website=Archdiocese of Saigon |language=vi}}