Fill up your social media content calendar with relevant and creative campaigns! If you’re ever running low on ideas or just want to create an engaging campaign, these international, national, and month-long holidays are the inspiration you need to craft memorable content for your brand.
This 2021 Social Media Holidays Calendar is a must-have for organizing your content for the year. Start by identifying holidays that are relevant to your audience. Then, get to building your marketing strategy. Don’t forget the hashtags!
Download your FREE PDF version here:
January – Dry January & National Mentoring Month
- January 1: New Year’s Day
- January 2: Science Fiction Day
- January 4: National Trivia Day
- January 5: National Bird Day
- January 11: Human Trafficking Awareness Day
- January 13: National Sticker Day & Clean Off Your Desk Day
- January 15: National Hat Day
- January 18: Martin Luther King Jr. Day
- January 20: Cheese Lovers Day
- January 21: Get to Know Your Customers Day
- January 23: National Pie Day
- January 24: National Compliment Day
- January 25: Community Manager Appreciation Day
- January 28: Data Privacy Day
February – Black History Month & Snack Food Month
- February 2: Groundhog Day & World Wetlands Day
- February 4: World Cancer Day
- February 5: National Weatherperson’s Day
- February 7: Superbowl Sunday & National Send a Card to a Friend Day
- February 8: National Boy Scouts Day
- February 9: National Pizza Day
- February 11: Safer Internet Day & National Inventors’ Day
- February 12: Chinese New Year
- February 13: Galentine’s Day & World Radio Day
- February 14: Valentine’s Day
- February 15: President’s Day (USA)
- February 16: Mardi Gras & National Pancake Day
- February 17: Random Acts of Kindness Day
- February 18: National Battery Day
- February 20: World Day of Social Justice & Love Your Pet Day
- February 21: International Mother Language Day
- February 22: National Margarita Day
March – Women’s History Month & Mustache Month
- March 2: National Read Across America Day
- March 3: World Wildlife Day
- March 4: National Grammar Day
- March 5: National Employee Appreciation Day & National Day of Unplugging
- March 6: National Dentist’s Day
- March 7: National Be Heard Day & National Cereal Day
- March 8: International Women’s Day
- March 10: National Pack Your Lunch Day
- March 11: National Worship of Tools Day & National Napping Day
- March 12: National Girl Scout Day
- March 14: Popcorn Lover’s Day & Potato Chip Day & Pi Day
- March 15: World Consumer Rights Day & World Sleep Day
- March 16: National Freedom of Information Day
- March 17: St. Patrick’s Day
- March 18: National Awkward Moments Day
- March 19: National Let’s Laugh Day
- March 20: First Day of Spring & International Day of Happiness & World Storytelling Day
- March 21: World Poetry Day
- March 22: World Water Day
- March 23: National Puppy Day
- March 25: Tolkien Reading Day
- March 26: Purple Day & National Spinach Day
- March 27: Earth Hour Day
- March 30: National Doctor’s Day & Take a Walk in the Park Day
- March 31: Transgender Day of Visibility & Equal Pay Day
April – Financial Literacy Month & National Volunteer Month
- April 1: April Fools Day
- April 2: World Autism Awareness Day
- April 3: National Walking Day & Find a Rainbow Day
- April 4: Easter
- April 7: World Health Day
- April 10: National Siblings Day
- April 11: National Pet Day
- April 12: International Day of Human Space Flight
- April 16: National Stress Awareness Day & National Wear Your PJ’s to Work Day & National High-Five Day
- April 17: Haiku Poetry Day
- April 20: National Look-Alike Day
- April 22: Earth Day & National Take Your Kids to Work Day
- April 23: National Picnic Day & World Book Day
- April 24: National Administrative Professionals Day
- April 28: Denim Day
- April 29: International Dance Day
- April 30: National Adopt a Shelter Pet Day & International Jazz Day
May – National Pet Month & Bike Month
- May 1: International Workers Day
- May 3: World Press Freedom Day
- May 4: Star Wars Day & International Firefighters Day
- May 5: Cinco De Mayo
- May 6: National Nurses Day
- May 7: Thank a Teacher Day & Space Day & World Password Day
- May 9: Mother’s Day
- May 12: National Receptionist Day
- May 13: World Cocktail Day
- May 15: International Day of Families
- May 16: Love a Tree Day
- May 17: International Day Against Homophobia and Transphobia
- May 19: Red Nose Day
- May 21: National Bike to Work Day & Endangered Species Day
- May 25: National Wine Day
- May 28: National Hamburger Day
- May 29: National Paperclip Day
- May 31: Memorial Day
June – LGBTQ Pride Month & National Safety Month
- June 1: International Children’s Day & Global Day of Parents
- June 2: Leave the Office Early Day
- June 4: National Donut Day
- June 5: World Environment Day
- June 6: National Cancer Survivors Day & National Higher Education Day
- June 8: World Oceans Day & National Best Friends Day
- June 14: World Blood Donor Day
- June 19: Juneteenth
- June 20: Summer Solstice & Father’s Day & World Refugee Day
- June 21: National Selfie Day & International Yoga Day & World Music Day
- June 24: National Handshake Day
- June 25: Take Your Dog to Work Day
- June 27: National Sunglasses Day
- June 30: Social Media Day
July – National Ice Cream Month
- July 2: World UFO Day
- July 4: Independence Day (USA)
- July 7: World Chocolate Day
- July 11: Cheer Up the Lonely Day
- July 12: Malala Day
- July 15: Give Something Away Day
- July 17: World Emoji Day
- July 18: Nelson Mandela International Day & National Ice Cream Day
- July 30: Talk in an Elevator Day & International Day of Friendship
August – Black Business Month & International Pirate Month
- August 1: National Respect for Parents Day
- August 2: National Coloring Book Day
- August 6: International Beer Day
- August 8: International Cat Day
- August 9: National Book Lovers Day
- August 10: National Lazy Day
- August 11: National Sons and Daughters Day
- August 12: International Youth Day & World Elephant Day
- August 13: International Lefthanders Day
- August 15: National Relaxation Day
- August 16: National Tell a Joke Day
- August 19: World Photo Day & World Humanitarian Day
- August 20: National Lemonade Day
- August 26: National Dog Day & National Women’s Equality Day
September – Yoga Month
- September 4: National Wildlife Day
- September 5: International Day of Charity
- September 6: Labor Day & National Grandparents Day & National Read a Book Day
- September 8: International Literacy Day
- September 10: World Suicide Prevention Day
- September 11: National Day of Service and Remembrance
- September 12: National Video Games Day & National Day of Encouragement
- September 19: Talk Like a Pirate Day
- September 21: International Day of Peace & Mini Golf Day
- September 22: First Day of Fall & Car-Free Day & Hobbit Day
- September 26: European Day of Languages
- September 27: World Tourism Day
- September 28: Good Neighbor Day
- September 29: National Coffee Day & Women’s Health and Fitness Day
- September 30: International Podcast Day
October – Black History Month (UK) and LGBTQ History Month
- October 1: World Vegetarian Day & World Smile Day
- October 3: National Techies Day
- October 4: World Animal Day & National Taco Day
- October 5: World Teachers Day
- October 10: World Mental Health Day
- October 11: Indigenous Peoples’ Day & International Day of the Girl
- October 14: National Dessert Day
- October 15: Global Handwashing Day & National Bosses Day
- October 16: World Food Day
- October 17: International Day of the Eradication of Poverty
- October 21: Reptile Awareness Day
- October 24: United Nations Day
- October 25: National Greasy Foods Day
- October 30: National Checklist Day
November – Movember
- November 1: World Vegan Day & National Authors Day & Cook For Your Pets Day
- November 3: National Sandwich Day
- November 4: National Candy Day
- November 8: National Cappuccino Day & Science, Technology, Engineering, and Medicine (STEM) Day
- November 11: Veterans Day
- November 13: World Kindness Day
- November 14: World Diabetes Day
- November 15: Clean Out Your Fridge Day
- November 16: International Day of Tolerance
- November 17: International Students Day
- November 19: National Entrepreneurs Day
- November 20: World Children’s Day
- November 21: World Hello Day
- November 25: Thanksgiving Day
- November 26: Black Friday & National Cake Day
- November 27: Small Business Saturday
- November 29: Cyber Monday
- November 30: Giving Tuesday
December
- December 3: International Day of Persons with Disabilities
- December 4: National Cookie Day
- December 10: Human Rights Day & Nobel Prize Day
- December 11: National Salesperson Day
- December 21: Winter Solstice & Crossword Puzzle Day
- December 24: Christmas Eve
- December 25: Christmas
- December 26: Boxing Day
- December 27: No Interruptions Day
- December 31: New Year’s Eve