Cause awareness and giving days are powerful themes upon which to launch digital marketing and fundraising campaigns. In addition to the international days listed below, see also public holidays by country, Days of the Year, and Wikipedia’s List of Commemorative Months.

January

16: Martin Luther King, Jr. Day of Service — #MLKDay
28: Data Privacy Day —  #DataPrivacyDay

February

2: World Wetlands Day — #WorldWetlandsDay
4: World Cancer Day — #WorldCancerDay
6: Reclaim Social — #ReclaimSocial
7: Safer Internet Day — #SaferInternetDay
13: World Radio Day — #WorldRadioDay
19: World Whale Day — #WorldWhaleDay
20: World Day of Social Justice — #SocialJusticeDay
23: Digital Learning Day — #DigitalLearningDay
27: International Polar Bear Day — #PolarBearDay
27: World NGO Day — #WorldNGODay
28: Rare Disease Day — #RareDiseaseDay
28: World Spay Day — #WorldSpayDay

March

3: World Wildlife Day — #WorldWildlifeDay
8: International Women’s Day — #IWD2023
9: World Kidney Day — #WorldKidneyDay
18: Global Recycling Day — #GlobalRecyclingDay
21: International Day of Forests — #WorldForestsDay
21: World Down Syndrome Day — #WorldDownSyndromeDay
21: World Poetry Day — #WorldPoetryDay
22: World Water Day — #WorldWaterDay
24: World Tuberculosis Day — #WorldTBDay
25: Earth Hour — #EarthHour

April

2: World Autism Awareness Day — #WorldAustismDay
7: World Health Day — #WorldHealthDay
12: International Day for Street Children — #StreetChildrenDay
14: World Dolphin Day — #WorldDolphinDay
15: World Art Day — #WorldArtDay
16: Good Deeds Day — #GoodDeedsDay
22: Earth Day — #EarthDay
23: World Book Day — #WorldBookDay
25: World Malaria Day — #WorldMalariaDay
25: World Penguin Day — #WorldPenguinDay
30: International Jazz Day — #JazzDay

May

3: World Press Freedom Day — #WorldPressFreedomDay
8: World Ovarian Cancer Day — #WOCD23
10: World Lupus Day — #WorldLupusDay
12: International Nurses Day — #NursesDay
13: World Fair Trade Day — #WorldFairTradeDay
13: World Migratory Bird Day — #WorldMigratoryBirdDay
17: International Day Against Homophobia, Transphobia, Biphobia — #IDAHOTB
18: International Museum Day — #MuseumDay
20: Endangered Species Day — #EndangeredSpeciesDay
22: International Day for Biological Diversity — #BiologicalDiversityDay
23: World Turtle Day — #WorldTurtleDay
31: World No Tobacco Day — #WorldNoTobaccoDay

June

1: LGBTQIA+Q Pride Day — #Pride23
5: World Environment Day — #WorldEnvironmentDay
8: World Ocean Day — #WorldOceanDay
12: World Day Against Child Labour — #WorldDayAgainstChildLabour
14: World Blood Donor Day — #WorldBloodDonorDay
16: World Sea Turtle Day — #WorldSeaTurtleDay
20: World Refugee Day — #WorldRefugeeDay
21: International Day of Yoga — #YogaDay
22: World Rainforest Day — #WorldRainforestDay

101 Digital Marketing & Fundraising Best Practices for Nonprofits is a blog and webinar series on website design, email marketing, online fundraising, and social media best practices for nonprofits, NGOs, and charities worldwide. Those who register and attend all three webinars in the series will earn a Certificate in Digital Marketing & Fundraising from Nonprofit Tech for Good.

July

11: WorldPopulationDay — #WorldPopulationDay
18: Nelson Mandela International Day — #MandelaDay
28: World Hepatitis Day — #WorldHepatitisDay
29: International Tiger Day — #InternationalTigerDay
30: World Day Against Trafficking in Persons — #EndHumanTrafficking

August 

9: Indigenous People’s Day — #IndigenousDay
10: World Lion Day — #WorldLionDay
12: International Youth Day — #YouthDay
12: World Elephant Day — #WorldElephantDay
17: National Nonprofit Day — #NationalNonprofitDay (Internationally recognized)
19: World Humanitarian Day — #WorldHumanitarianDay
26: National Dog Day — #DogDay (Internationally recognized)
29: International Day Against Nuclear Tests — #AgainstNuclearTestsDay

September

5: International Day of Charity — #CharityDay
8: International Literacy Day — #LiteracyDay
10: World Suicide Prevention Day — #WorldSuicidePreventionDay
15: International Day of Democracy — #DemocracyDay
21: International Day of Peace — #PeaceDay
21: World Alzheimer’s Day — #WorldAlzheimersDay
22: World Rhino Day — #WorldRhinoDay
24: World Rivers Day — #WorldRiversDay
27: World Tourism Day — #WorldTourismDay

October

4: World Animal Day — #WorldAnimalDay
4: World Habitat Day — #WorldHabitatDay
5: World Teachers Day — #WorldTeachersDay
6: World Cerebral Palsy Day — #WorldCPDay
10: World Homeless Day — #WorldHomelessDay
10: World Mental Health Day — #WorldMentalHealthDay
11: International Day of the Girl Child — #DayOfTheGirl
11: Coming Out Day  — #ComingOutDay
12: World Arthritis Day — #WorldArthritisDay
13: World Thrombosis Day — #WorldThrombosisDay
16: World Food Day — #WorldFoodDay
16: Global Cat Day — #GlobalCatDay
17: International Day for the Eradication of Poverty — #EndPoveryDay
19: World Values Day — #WorldValuesDay
29: National Internet Day — #WorldInternetDay (Internationally recognized)
31: World Cities Day — #WorldCitiesDay

November

3: International Day for Biosphere Reserves — #BiosphereReserves
13: World Kindness Day — #WorldKindnessDay
14: World Diabetes Day — #WorldDiabetesDay
16: International Day for Tolerance — #ToleranceDay
16: World Pancreatic Cancer Day — #WorldPancreaticCancerDay
16: World Philosophy Day — #WorldPhilosophyDay
19: World Toilet Day — #WorldToiletDay
20: World Children’s Day — #WorldChildrensDay
21: World Television Day — #WorldTVDay
25: International Day for the Elimination of Violence Against Women — #EndViolenceAgainstWomen
28: Giving Tuesday — #GivingTuesday

December

1: World AIDS Day — #WorldAIDSDay
3: International Day of People with Disabilities — #IDPwD23
5: International Volunteer Day — #VolunteerDay
5: World Soil Day — #WorldSoilDay
9: International Anti-Corruption Day — #AntiCorruptionDay
10: International Human Rights Day — #HumanRightsDay
11: International Mountain Day — #MountainDay
18: International Migrants Day — #MigrantsDay

► About the Author

Heather Mansfield is the founder and editor-in-chief of Nonprofit Tech for Good. Fueled by a strong passion for the Internet, Heather spends her days (and some nights) helping nonprofits, charities, and NGOs worldwide utilize the internet as a tool for social good.

101 Digital Marketing & Fundraising Best Practices for Nonprofits is a blog and webinar series on website design, email marketing, online fundraising, and social media best practices for nonprofits, NGOs, and charities worldwide. Those who register and attend all three webinars in the series will earn a Certificate in Digital Marketing & Fundraising from Nonprofit Tech for Good.