Today's Holidays, National Days & Public Holidays
Discover what's happening today, Monday, September 21, 2026, or tomorrow.
What is Calendar.cx?
Calendar.cx is your complete guide to holidays, national days, and observances around the world. We track 2,000+ events every year — from quirky fun days like National Pizza Day and National Dog Day, to major public holidays like Christmas and New Year's Day.
Every day of the year gets its own page, packed with national days, public holidays from dozens of countries, religious observances, historical events, notable births and deaths, and sports fixtures. Whether you're a teacher planning a classroom theme, a brand manager building a content calendar, or just curious what today's quirky celebration is — Calendar.cx has it all.
Browse by month, search for a specific day, or check out the FAQ for answers about any holiday. New events and observances are added regularly to keep the calendar accurate and complete.
Today is Monday, September 21
National Days & Fun Holidays Today
Public Holidays on September 21
- 🌍 Federal Fast Monday (Switzerland)
- 🌍 Respect for the Aged Day (Japan)
- 🌍 יום כיפור (Israel)
- 🌍 敬老の日 (Japan)
On This Day in History — September 21
- 2013 — Al-Shabaab Islamic militants attack the Westgate shopping mall in Nairobi, Kenya, killing at least 67 people.
- 2003 — The Galileo Probe is terminated by sending it into Jupiter.
- 2001 — America: A Tribute to Heroes is broadcast by over 35 network and cable channels, raising over $200 million for the victims of the September 11 attacks.
- 2001 — Increased racial tensions in Peterborough, England following the September 11 attacks result in the murder of Ross Parker by a gang of ten Muslims in a racially motivated attack.
- 1999 — Chi-Chi earthquake occurs in central Taiwan, leaving about 2,400 people dead.
- 1996 — The Defense of Marriage Act passes the United States Congress (a vote of 342-67 in the House of Representatives and a vote of 85-14 in the Senate). The law prohibited federal recognition of same-sex marriage, while...
Notable Births on September 21
Notable Deaths on September 21
- 2015 — Yoram Gross, Polish-Australian director and producer (b. 1926)
- 2015 — Ray Warleigh, Australian-English saxophonist and flute player (b. 1938)
- 2015 — Richard Williamson, American footballer and coach (b. 1941)
- 2014 — Michael Harari, Israeli intelligence officer (b. 1927)
- 2014 — Caldwell Jones, American basketball player and coach (b. 1950)
- 2014 — Sheldon Patinkin, American director and playwright (b. 1935)
Sports on September 21
- NHL: Seattle Kraken @ Calgary Flames — Scheduled
- NFL: Indianapolis Colts @ Kansas City Chiefs — Scheduled
- WNBA: Seattle Storm @ Las Vegas Aces — Scheduled
- MLB: Toronto Blue Jays @ Baltimore Orioles — Scheduled
- MLB: Washington Nationals @ Detroit Tigers — Scheduled
- NHL: Philadelphia Flyers @ Washington Capitals — Scheduled
Tomorrow is Tuesday, September 22
Religious Observances on September 22
- Islamic: Urs of Shaykh Abdul Qadir Jilāni ق
On This Day in History — September 22
- 2013 — At least 75 people are killed in a suicide bombing at a Christian church in Peshawar, Pakistan.
- 1995 — An E-3B AWACS crashes outside Elmendorf Air Force Base, Alaska after multiple bird strikes to two of the four engines soon after takeoff; all 24 on board are killed.
- 1995 — Nagerkovil school bombing, is carried out by the Sri Lanka Air Force in which at least 34 die, most of them ethnic Tamil schoolchildren.
- 1993 — A barge strikes a railroad bridge near Mobile, Alabama, causing the deadliest train wreck in Amtrak history. Forty-seven passengers are killed.
- 1993 — A Transair Georgian Airlines Tu-154 is shot down by a missile in Sukhumi, Georgia.
- 1991 — The Dead Sea Scrolls are made available to the public for the first time by the Huntington Library.
Notable Births on September 22
- 1994 — Carlos Correa, Puerto Rican-American baseball player
- 1992 — Philip Hindes, English track cyclist
- 1991 — Kenny Bromwich, New Zealand rugby league player
- 1991 — Joe Wardle, English rugby league player
- 1990 — Denard Robinson, American football player
- 1989 — Kim Hyo-yeon, South Korean singer, dancer, and actress
Notable Deaths on September 22
- 2015 — Yogi Berra, American baseball player, coach, and manager (b. 1925)
- 2015 — Joe LeSage, American lawyer and politician (b. 1928)
- 2015 — James David Santini, American lawyer and politician (b. 1937)
- 2015 — Richard G. Scott, American engineer and religious leader (b. 1928)
- 2015 — Phyllis Tickle, American author and academic (b. 1934)
- 2014 — Fernando Cabrita, Portuguese footballer and manager (b. 1923)
Sports on September 22
- WNBA: Atlanta Dream @ New York Liberty — Scheduled
- NHL: Colorado Avalanche @ Winnipeg Jets — Scheduled
- NHL: Minnesota Wild @ Chicago Blackhawks — Scheduled
- NHL: St. Louis Blues @ Dallas Stars — Scheduled
- NFL: New York Giants @ Los Angeles Rams — Scheduled
- MLB: Minnesota Twins @ San Francisco Giants — Scheduled