Every yearDecember 18
Everything December 18 celebrates
7 national, international, and world observances are on the calendar for December 18 every year, and 2 more land on it in some years.
| # | Observance | Category | Actions |
|---|---|---|---|
| 01 | National Ugly Christmas Sweater DayLead | Celebration | |
| 02 | Bake Cookies Day | Food | |
| 03 | Arabic Language Day | Books | |
| 04 | International Migrants Day | Community | |
| 05 | National Twin Day | Kids & Family | |
| 06 | Answer the Phone Like Buddy the Elf Day | Celebration | |
| 07 | National I Love Honey Day | Food |
These are set by a rule rather than a fixed date, so they only land on December 18 in some years.
National Wreaths Across America Day — 2027 and 2032
Super Saturday — 2027 and 2032
Born on December 18
Historic figures
- Willy Brandt1913–1992German politician, 4th Chancellor of Germany, Nobel Prize laureate
- J. J. Thomson1856–1940English physicist and academic, Nobel Prize laureate
- Archduke Franz Ferdinand of Austria1863–1914Heir to the Austrian throne
- Paul Klee1879–1940Swiss-German painter and educator
- Steve Biko1946–1977South African activist, founded the Black Consciousness Movement
- Pierre Nkurunziza1964–2020Burundian soldier and politician, 9th President of Burundi
- Ray Liotta1954–2022American actor
- DMX1970–2021American rapper and actor
- Saki1870–1916British short story writer
- George Stevens1904–1975American director, producer, screenwriter, and cinematographer
Celebrities & public figures
- Steven Spielbergb. 1946American director
- Brad Pittb. 1963American actor and producer
- Billie Eilishb. 2001American singer
- Christina Aguilerab. 1980American singer-songwriter
- Katie Holmesb. 1978American actress
- Keith Richardsb. 1943English musician
- Siab. 1975Australian singer-songwriter
- Ashley Bensonb. 1989American actress and singer
- Bridgit Mendlerb. 1992American singer-songwriter and actress
- Stone Cold Steve Austinb. 1964American professional wrestler and producer
Birth dates from Wikidata; names link to Wikipedia.
This page covers December 18 in any year. For one year in particular — the weekday, and which moveable observances landed on it — see December 18, 2026.
Today Celebrates tracks daily national, international and world observances all year.