List of Important Days, Festivals & Holidays on Friday, 27 September 2024.
| Important Days, Festivals & Holidays | Country |
| World’s Biggest Coffee Morning | World |
| World Tourism Day | World |
| Turkmenistan Independence Day | Turkmenistan |
| Sport Purple for Platelets Day | United States (US) |
| Save The Koala Day | Australia |
| Native American Day | United States (US) |
| National Scarf Day | United States (US) |
| National No Excuses Day | Canada |
| National Crush Day | United States (US) |
| National Crush A Can Day | National |
| National Corned Beef Hash Day | United States (US) |
| National Chocolate Milk Day | United States (US) |
| National Brave Day | United States (US) |
| National AJ Day | United States (US) |
| Morning Show Hosts Day | United States (US) |
| Michigan Indian Day | International |
| Hug A Vegetarian Day | International |
| German Sandwich Day | World |
| Day of the French Community | Belgium |
| Ancestor Appreciation Day | United States (US) |
| American Indian Day | United States (US) |