What happened on September 21?
Here are historical events and notable moments that happened on September 21.
Historical records for September 21 are still being compiled.
People born on September 21
See famous people and notable birthdays that fall on this date.
View birthdays on September 21 →People born on September 21
See famous people and notable birthdays that fall on this date.
View birthdays on September 21 →You can also explore nearby birthday pages like September 20 and September 22.