Date·Lore

On This Day · The 256th day of the year

September 13

September 13 carries an unusually long memory — its events reach back as far as 509 BC. Most of the weight falls in the 20th century, where conflict is a recurring thread.

♍ZodiacVirgo ◈BirthstoneSapphire ❀Birth flowerAster

Virgo is the sign for September 13 — read more on the Virgo page, or see September's birthstone & birth flower.

Compiled & reviewed by · Last reviewed September 6, 2026

What happened on September 13?

September 13 is the 256th day of the year. It marks 10 notable events in history, dated between -509 and 2008. Famous people born on September 13 include Roald Dahl, Daisuke Matsuzaka and John II Komnenos.

Released on September 13

Movies, games, albums & shows

2023

  • Game Gunbrella

2022

  • Game Freedom Planet 2
  • TV Cyberpunk: Edgerunners

Release data from TMDB & IGDB.

Events

10 notable moments
  1. -509

    Temple of Jupiter Optimus Maximus

  2. 1812

    War of 1812

  3. 1814

    Baltimore

  4. 1848

    Phineas Gage

  5. 1942

    World War II

  6. 1962

    James Meredith

  7. 1971

    Mao Zedong

  8. 1985

    Super Mario Bros.

  9. 1988

    Hurricane Gilbert

  10. 2008

    Delhi

Famous birthday twins

Born on September 13

Roald Dahl

b. 1916

Daisuke Matsuzaka

b. 1980

John II Komnenos

b. 1087

Thomas Müller

b. 1989

Óscar Arias

b. 1940

Robert Robinson (chemist)

b. 1886

Włodzimierz Cimoszewicz

b. 1950

Deaths

  • 1996Tupac Shakur
  • 1506Andrea Mantegna

Holidays & observances

  • —Christian feast day: Feast of the Cross (Assyrian Church of the East)
  • —Christian feast day: Aimé (Amatus)
  • —Christian feast day: Amé (Amatus) of Remiremont
  • —Christian feast day: Eulogius of Alexandria
  • —Christian feast day: John Chrysostom
  • —Christian feast day: Marcellinus of Carthage
  • —Christian feast day: Maurilius (Maurille) of Angers
  • —Christian feast day: Nectarius of Autun

The factual record above — event titles, dates, names, and observances — is drawn from Wikipedia under the Creative Commons Attribution-ShareAlike (CC BY-SA) license. DateLore adds curation, structure, and original editorial commentary. DateLore is not affiliated with the Wikimedia Foundation.

About the author

Roman Tailor compiles and reviews every date on DateLore. He's the writer and editor behind the site's editorial essays and the day-by-day almanac. Corrections and questions are welcome — read more about DateLore or get in touch.

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