Unofficial, humorous, subcultural or student holidays and observances, that are annually practiced unlike those from category:Fictional holidays.
Subcategories
This category has the following 8 subcategories, out of 8 total.
Pages in category "Unofficial observances"
The following 178 pages are in this category, out of 178 total. This list may not reflect recent changes.
A
B
C
D
G
I
- Ice Cream for Breakfast Day
- International Beer Day
- International Cat Day
- International Client's Day
- International Dark Sky Week
- International Day Against DRM
- International Fetish Day
- International No Diet Day
- International Pipe Smoking Day
- International Pixel-Stained Technopeasant Day
- International Students' Day
- International Surfing Day
- International Talk Like a Pirate Day
N
- Naked Mile (event)
- National Beer Day (United States)
- National Cartoonist Day
- National Corndog Day
- National Day of Listening
- National Day of Reason
- National Donut Day
- National Fried Chicken Day
- National Hugging Day
- National Paper Airplane Day
- National Pie Day
- National Science Fiction Day
- National Streaming Day
- National Vodka Day
- National Weatherperson's Day
- List of unofficial observances in New Zealand
- Newman Day
- Nickanan Night
- No Pants Day
- No Pants Subway Ride
- National Nothing Day
P
S
- School Day of Non-violence and Peace
- Season for Nonviolence
- Senior Week
- September (Earth, Wind & Fire song)
- Sequential time
- Shutdown Day
- Singles Awareness Day
- Singles' Day
- Skip Day
- Small Business Saturday
- Small Business Saturday (UK)
- Software Freedom Day
- Solstice Cyclists
- Southern Decadence
- Spirit Day
- Square Root Day
- Star Wars Day
- State Patty's Day
- Steak and Blowjob Day
- Sun-Earth Day
- Super Bowl Sunday
- Super Saturday
- System Administrator Appreciation Day