- Number of holidays
- 20
- Day of the year
- 157
- Days left in the year
- 208
D-Day marks June 6, 1944, when Allied forces launched Operation Overlord — the largest seaborne invasion in history — landing more than 156,000 troops on five Normandy beaches and turning the tide of World War II in Western Europe. National Drive-In Movie Day marks June 6, 1933, when Richard Hollingshead Jr. opened the world’s first drive-in movie theater in Camden, New Jersey, revolutionizing American summer entertainment. International Tabletop Day was founded to celebrate board games, card games, and roleplaying games as community-building activities — observed on the first Saturday of June to bring players to the table. National Trails Day was established by the American Hiking Society in 1993 as the largest annual celebration of America’s trails, observed on the first Saturday of June with guided hikes and trail work events. A beach, a car speaker, a game board, and a hiking boot.
All Holidays On June 6
National Eyewear Day
National Yo-Yo Day
Queensland Day
Russian Language Day
Caves and Karst Day
D-Day
International Tabletop Day
Memorial Day in South Korea
National Applesauce Cake Day
National Black Bear Day
National Bubbly Day
National Drive-In Movie Day
National Prairie Day
National Trails Day
The Big Lunch
World Green Roof Day
World Pest Day
About June 6
June 6 Q&As
What is the most popular holiday on June 6?
On June 6, D-Day is the most globally significant observance, marking the June 6, 1944 Normandy invasion. International Tabletop Day is the most globally recognized pop culture observance, and National Trails Day is the most popular U.S. outdoor observance, established by the American Hiking Society in 1993.
What countries celebrate holidays on June 6?
June 6 observances span South Korea (Memorial Day in South Korea), France and the Allied nations (D-Day), and the U.S., which hosts National Drive-In Movie Day, National Trails Day, International Tabletop Day, and National Black Bear Day.
What awareness days are on June 6?
June 6 includes Caves and Karst Day, highlighting karst landscapes responsible for 25 percent of the world’s groundwater, and National Black Bear Day, raising awareness for the most widely distributed bear in North America.