October 23

Holidays

86 holidays recorded on October 23 throughout history

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Antiquity 10

The Eastern Orthodox Church follows the Julian calendar for fixed feasts, running thirteen days behind the Gregorian …

The Eastern Orthodox Church follows the Julian calendar for fixed feasts, running thirteen days behind the Gregorian calendar used in the West. October 23 on the civil calendar corresponds to October 10 in the church year. This means Orthodox Christians celebrate Christmas on January 7 by Western reckoning. The calendar split happened in 1582 when Pope Gregory XIII reformed the dating system. Russia didn't adopt the Gregorian calendar until the Bolsheviks forced the change in 1918.

Macedonia celebrates the 1893 founding of the Internal Macedonian Radical Organization, which fought Ottoman rule.

Macedonia celebrates the 1893 founding of the Internal Macedonian Radical Organization, which fought Ottoman rule. The IMRO launched the Ilinden Uprising in 1903. It lasted two months before being crushed. Thousands died. The revolutionaries declared a republic anyway — the Kruševo Republic lasted ten days. Macedonia didn't actually become independent until 1991, from Yugoslavia, not the Ottomans.

Mole Day is observed from 6:02 AM to 6:02 PM on October 23 — because Avogadro's number, 6.02 × 10²³, describes the nu…

Mole Day is observed from 6:02 AM to 6:02 PM on October 23 — because Avogadro's number, 6.02 × 10²³, describes the number of particles in one mole of a substance. The concept was formalized in chemistry in the 1870s but the holiday was invented by a chemistry teacher in 1991, first appearing in "The Science Teacher" newsletter. It spread through high school chemistry classrooms as a way to make abstract mathematics feel human. One mole of water molecules is 18 grams. One mole of rice grains would cover the Earth's surface in a layer 75 meters deep.

James the Just led the Jerusalem church after his brother Jesus was crucified.

James the Just led the Jerusalem church after his brother Jesus was crucified. Ancient sources say he prayed so much his knees grew callused like a camel's. He was thrown from the Temple pinnacle around 62 AD, survived the fall, then was clubbed to death while praying for his killers. Lutherans and Episcopalians commemorate him on October 23. Catholics mark him on May 3. Same martyr, different calendars, two dates. Even saints can't escape liturgical politics.

French revolutionaries replaced the Gregorian calendar with a nature-focused system, dedicating October 23 to celery.

French revolutionaries replaced the Gregorian calendar with a nature-focused system, dedicating October 23 to celery. By honoring humble garden vegetables instead of saints, the state sought to decouple daily life from religious tradition and root the new republic in the practical rhythms of the harvest.

The sun enters Scorpio today, shifting the focus of Western tropical astrology toward themes of transformation, inten…

The sun enters Scorpio today, shifting the focus of Western tropical astrology toward themes of transformation, intensity, and hidden truths. This transition signals the start of a month-long period traditionally associated with deep emotional introspection and the shedding of old habits to facilitate personal rebirth.

Giovanni da Capistrano preached to 60,000 people at once, though he only spoke Latin and they spoke German.

Giovanni da Capistrano preached to 60,000 people at once, though he only spoke Latin and they spoke German. Boethius wrote The Consolation of Philosophy in prison while awaiting execution. Anthony Mary Claret founded a religious order and survived 15 assassination attempts. Ignatius of Constantinople was deposed as patriarch twice, exiled, then reinstalled, then exiled again. The church remembers them together. They never met.

Hungary celebrates two events on the same day: the 1956 uprising against Soviet rule and the 1989 proclamation of the…

Hungary celebrates two events on the same day: the 1956 uprising against Soviet rule and the 1989 proclamation of the republic. In 1956, students marched, protesters toppled Stalin's statue, Soviet tanks rolled in. 2,500 Hungarians died. In 1989, the communist government declared Hungary a republic on the anniversary. The Soviets didn't send tanks that time.

Thailand celebrates King Chulalongkorn, who abolished slavery, reformed the government, and kept Siam independent whi…

Thailand celebrates King Chulalongkorn, who abolished slavery, reformed the government, and kept Siam independent while colonizers carved up Southeast Asia. He gave up territory to Britain and France to avoid being swallowed entirely. He brought in foreign advisors, built railways, and sent his sons to Europe for education. He ruled for 42 years. Thais still put his portrait in their homes.

Severin of Cologne died around 400 AD, but nobody wrote about him until 600 years later.

Severin of Cologne died around 400 AD, but nobody wrote about him until 600 years later. Medieval sources claim he was Bishop of Cologne, but earlier records don't mention him. His cult emerged during the Crusades when Cologne became a pilgrimage hub. The church bearing his name held relics of uncertain origin. He may have existed. He may be entirely invented. Either way, thousands venerated him for centuries. Faith doesn't always require facts.

Undated 76

Christianisme : station dans la fondation du roi Maurice avec dédicace au Ve s.

Christianisme : station dans la fondation du roi Maurice avec dédicace au Ve s. de l'église et lectures de Éph. 5, 20-32 et de Mt. 16, 13(-20) dans le lectionnaire de Jérusalem.

Christian feast day: Feast of the Most Holy Redeemer

México México: Solemnes fiestas en honor de San José de Zapotlán, patrono de Zapotlán el Grande (Jalisco).

San Alberto Hurtado Cruchaga (imagen ilustrativa).

Uruguay Uruguay: Día del Periodista y del Trabajador de los Medios de Comunicación.

México México: Día Nacional de la Aviación.

México México: Día del Médico.

México México: Día del Médico. En honor al doctor Valentín Gómez Farías, quien inauguró el Establecimiento de Ciencias Médicas en 1833.

Macedonia del NorteMacedonia del Norte Macedonia del Norte: Día de la Lucha Revolucionaria de Macedonia.

LibiaLibia Libia: Día de la Liberación.

Hungría Hungría: Día Nacional (revolución de 1956 y proclamación de la República de Hungría en 1989).

Estados Unidos Estados Unidos: Día de las Sandalias Crocs.(en inglés: National Croc Day).

Estados Unidos Estados Unidos: Día de las Sandalias Crocs.(en inglés: National Croc Day). Zapato náutico con espuma creado en 2002 en Boulder, Colorado. Se puede mojar y luego secarse fácilmente. El nombre «Crocs» (crocodile, que en inglés significa cocodrilo) se debe a que la parte superior del zapato se parece vagamente al hocico de ese animal.

Estados Unidos Estados Unidos: Día de los Organizadores de Eventos.(en inglés: Event Organizers Day).

Estados Unidos Estados Unidos: Día Nacional del Presentador de Programas de Entrevistas de Televisión.(en inglés: Nat…

Estados Unidos Estados Unidos: Día Nacional del Presentador de Programas de Entrevistas de Televisión.(en inglés: National TV Talk Show Host Day).

Estados Unidos Estados Unidos: Día Nacional del Pastel de Crema de Boston.(en inglés: National Boston Cream Pie Day).

Estados Unidos Estados Unidos: Día Nacional del Topo.(en inglés: National Mole Day).

CamboyaCamboya Camboya: Día del Acuerdo de Paz de París.

San Jozef Bilczewski.

Argentina Argentina: Ciudad Autónoma de Buenos Aires (CABA): Misiones: Aniversario de Arroyo del Medio.

Argentina Argentina: Ciudad Autónoma de Buenos Aires (CABA): Misiones: Aniversario de Arroyo del Medio. Situada en el Departamento Leandro N. Alem, fue fundada el 23 de octubre de 1948 (77 años).

Argentina Argentina: Ciudad Autónoma de Buenos Aires (CABA): Ciudad Autónoma de Buenos Aires (CABA): Aniversario de l…

Argentina Argentina: Ciudad Autónoma de Buenos Aires (CABA): Ciudad Autónoma de Buenos Aires (CABA): Aniversario de la apertura del primer biógrafo porteño. Se trata del “Cinematógrafo Nacional” ubicado, inicialmente, en Maipú 471 y con capacidad para 250 personas.

Día Mundial de la Comida en Lata.

Día Internacional del Síndrome de Kabuki.

Día Internacional del Síndrome de Kabuki. Enfermedad rara que afecta a una de cada 32.000 personas, relacionada con retrasos en el desarrollo, lento crecimiento postnatal y dificultades de aprendizaje.

San Juan de Siracusa.

Día Internacional del Leopardo de las Nieves.

San Gaetano Catanoso.

Santa Etelfleda de Rumsey.

Dia da Aviação e do Aviador no Brasil.

Dia da Força Aérea Brasileira.

Aniversário do município de Nova Viçosa, Bahia

Aniversário dos municípios de Alvorada do Norte e Montes Claros de Goiás, Goiás

Aniversário do município de Córrego Fundo, Minas Gerais

Aniversário do município de Chapadão do Sul, Mato Grosso do Sul

Aniversário do município de Gravataí, Rio Grande do Sul

Aniversário dos municípios de Frei Paulo e Nossa Senhora das Dores, Sergipe.

Aniversário dos municípios de Paraíso do Tocantins e Monte do Carmo, Tocantins.

Oda da Escócia

San Benito de Herbauge.

Beato Tomás Thwing.

Beato Leonardo Olivera Buera.

Beato Juan Bono de Mantua.

Beato Juan Ángel Porro.

Beato Arnoldo Rèche.

San Zygmunt Gorazdowski.

San Teodoreto de Antioquía.

San Severino de Colonia.

Día Mundial de Acción para la Supervivencia Infantil.

Día Mundial de Acción para la Supervivencia Infantil. Organizado por la ONG Save the Children, el objetivo es detener la mortalidad de niños menores de 5 años y madres, por causas que se pueden prevenir, como la neumonía, la diarrea, las complicaciones derivadas durante el parto o la desnutrición.

San Román de Rouen.

San Pablo Tong Viet Buong.

Ode, ses variantes féminines : Odélia, Odélie, Odeline, Odète et Odette ; leurs formes masculines : Odelin et Odet (…

Ode, ses variantes féminines : Odélia, Odélie, Odeline, Odète et Odette ; leurs formes masculines : Odelin et Odet (sinon Ordet ; voir aussi les Aude des 18 novembre).

Namenstage Johannes

Elfi et ses variantes ou dérivés : Elfie, Elfleda, Elfrida, Elfride, Elfriede, Elfy, Elfrid et Frida (voir les Frédé…

Elfi et ses variantes ou dérivés : Elfie, Elfleda, Elfrida, Elfride, Elfriede, Elfy, Elfrid et Frida (voir les Frédéric des 17 juillet par ailleurs).

Ambroise d'Optino († 1891), Starets au monastère d'Optino en Russie.

Ursulines martyres de Valenciennes († 1794), onze religieuses de sainte Ursule guillotinées in odium fidei durant la …

Ursulines martyres de Valenciennes († 1794), onze religieuses de sainte Ursule guillotinées in odium fidei durant la Révolution.

Thomas Thwing (en) († 1680), bienheureux prêtre et martyr à York.

Paul Tong Viet Buong († 1833), capitaine de la garde de l’empereur Minh Mạng, martyr à Tho-Duc, près de Hué (actuel V…

Paul Tong Viet Buong († 1833), capitaine de la garde de l’empereur Minh Mạng, martyr à Tho-Duc, près de Hué (actuel Vietnam).