Editing June 23 (section)

==Holidays and observances==
* Christian [[feast day]]:
** [[Æthelthryth]]
** [[Marie of Oignies]]
** [[Joseph Cafasso]]
** [[June 23 (Eastern Orthodox liturgics)]]
* [[Father's Day]] ([[Nicaragua]], [[Poland]])
* [[Grand Duke's Official Birthday]] ([[Luxembourg]])
* International Women in Engineering Day<ref>{{cite web | url=https://blogs.cdc.gov/niosh-science-blog/2023/06/22/women-in-engineering-day | title=International Women in Engineering Day &#124; Blogs &#124; CDC | date=22 June 2023 }}</ref>
* [[International Widows Day]] ([[International observance|international]])<ref name=un>{{cite news |title=International Days |url=https://www.un.org/en/sections/observances/international-days/ |newspaper=United Nations |access-date=2 January 2021 |language=en |date=6 January 2015 |archive-date=28 March 2015 |archive-url=https://web.archive.org/web/20150328001659/https://www.un.org/en/sections/observances/international-days/ |url-status=live |last1=Nations |first1=United }}</ref>
* [[National Day of Remembrance for Victims of Terrorism]] (Canada)
* [[Okinawa Memorial Day]] ([[Okinawa Prefecture]])
* [[Saint John's Eve]] and the first day of the [[Midsummer|Midsummer celebrations]] (although this is not the real [[summer solstice]]; see [[June 20]]) ([[Roman Catholic Church]], [[Europe]]):
**[[Bonfires of Saint John]] ([[Spain]])
** First night of [[Festa de São João do Porto]] ([[Porto]])
** First day of [[Golowan Festival]] ([[Cornwall]])
** [[St John's Day (Estonia)|Jaaniõhtu]] ([[Estonia]])
** [[Jāņi]] ([[Latvia]])
** [[Kupala Night]] (Belarus,<ref>{{cite book |last1=Silitski |first1=Vitali Jr. |last2=Zaprudnik |first2=Jan |title=The A to Z of Belarus |date=7 April 2010 |publisher=Scarecrow Press |isbn=978-1-4617-3174-0 |page=211 |url=https://books.google.com/books?id=bQXyAAAAQBAJ&pg=PA211 |language=en |access-date=14 February 2021 |archive-date=19 May 2021 |archive-url=https://web.archive.org/web/20210519185646/https://books.google.com/books?id=bQXyAAAAQBAJ&pg=PA211 |url-status=live }}</ref> Lithuania, Poland, Russia, Ukraine)
** Last day of [[Drăgaica fair]] ([[Buzău]], Romania)
* [[United Nations Public Service Day]] ([[International observance|International]])<ref name=un />
* [[Võidupüha|Victory Day]] ([[Estonia]])