About National Flashlight Day
National Flashlight Day is marked on December 21st, the longest night of the year.
- Did you know? The flashlight was invented in 1898 by Joshua Lionel Cowen.
Similar Observances
National Day of Reason
The National Day of Reason was created by the American Humanist Association and the Washington Area Secular Humanists in 2003.
Read More
Read More
Other Observances on December 21st 2025
Winter Solstice
The arrival of the shortest day of the year has been celebrated since the dawn of mankind.
Read More
Read More