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January DEI Calendar 2025

January Awareness Months: National Braille Literacy Month, Cervical Cancer Health Awareness Month

January 1: New Year’s Day
January 4: World Braille Day
January 7: Christmas (Coptic & Eastern Orthodox Christian)
January 14: Pongal (Hindu)
January 16: Religious Freedom Day (US)
January 17: Guru Gobind Singh Gurpurab (Sikh)
January 20: Martin Luther King Jr. Day
January 27: International Holocaust Remembrance Day
January 29: Lunar New Year

February HR Calendar 2025

February Awareness and Heritage Months: Black History Month, American Heart Month, Ethnic Equality Month, National Cancer Prevention Month

February 1: National Freedom Day (US)
February 2: Groundhog Day (US)
February 4: World Cancer Day
February 11: International Day of Women and Girls in Science (UN)
February 14: Valentine’s Day
February 15: Nirvana Day (Buddhist)
February 20: World Day of Social Justice (UN)

March Employee Engagement Calendar 2025

March Awareness and Heritage Months: Developmental Disabilities Awareness Month, Greek American Heritage Month, Irish Heritage Month, Women’s History Month

March 1: Ramadan* (Islamic), Zero Discrimination Day (UN)
March 5: Ash Wednesday (Christian)
March 8: International Women’s Day
March 17: St. Patrick’s Day
March 20: International Day of Happiness (UN)
March 20: International Day for the Elimination of Racial Discrimination (UN)
March 20: Nowruz (Persian New Year)
March 25: International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave Trade (UN)
March 31: International Transgender Day of Visibility

April Equality and Diversity Calendar 2025

April Awareness and Heritage Months: Celebrate Diversity Month, National Arab American Heritage Month, Scottish-American Heritage Month, World Autism Month

April 2: World Autism Acceptance Day
April 6-7: Chaitra Navratri (Hindu)
April 7: Day of Remembrance of the Victims of the Rwandan Genocide (UN)
April 10: International Day of Pink (US)
April 12: Day of Silence (US)
April 13-20: Passover (Jewish)*
April 14: Vaisakhi (Hindu, Sikh)
April 14: Tamil New Year (Hindu)
April 20: Easter (Christian)
April 22: Earth Day
April 25: World Malaria Day
April 26: International Lesbian Visibility Day

May Multicultural Calendar 2025

May Awareness and Heritage Months: Asian American and Pacific Islander Heritage Month, Haitian Heritage Month, Jewish Heritage Month, Mental Health Awareness Month, National Military Appreciation Month

May 1: May Day
May 1: Beltane (Pagan and Wiccan)*
May 1: National Day of Prayer (US)
May 4: Armed Forces Day (US)
May 5: Cinco de Mayo
May 5: Buddha’s Birthday (Buddhist)
May 6: Holocaust Remembrance Day (US)
May 10: Military Spouse Appreciation Day (US)
May 11: Mother’s Day
May 12: Vesak (Buddhist)
May 16: Lag BaOmer (Jewish)
May 16: Global Accessibility Awareness Day
May 17: International Day Against Homophobia, Transphobia and Biphobia
May 20: Gold Ribbon Day
May 23: Declaration of the Bab (Baha’i)*
May 26: Memorial Day (US)

Explore more religious holidays 2025 with our Interfaith Calendar 2025 post.

June Diversity and Inclusion Calendar 2025

June Awareness and Heritage Months: Black Music Month, Caribbean-American Heritage Month, National Immigrant Heritage Month, Pride Month

June 2-3: Shavuot (Jewish)*
June 2: Indian Citizenship Act of 1924 (US)
June 5-9: The Hajj (Islamic)*
June 5: World Environment Day (International)
June 6: World Transplant Day (International), D-Day Invasion (US)
June 7-10: Eid al-Adha (Islamic)*
June 12: Women’s Veterans Day (US), Loving Day (US)
June 14: Flag Day (US), World Blood Donor Day (International)
June 15: Father’s Day (US)
June 16: Martyrdom of Guru Arjan Dev Sahib (Sikh)
June 19: Juneteenth (US)
June 21: Summer Solstice
June 27: National PTSD Awareness Day (US)
June 28: Versailles Treaty Day (US), Stonewall Rebellion (US)

July Diversity Calendar 2025

July Heritage and Awareness Months: Disability Pride Month, French American Heritage Month, National Minority Mental Health Awareness Month

July 3: Black Hair Independence Day (US)
July 4: Independence Day (US)
July 6: Ashura (Islamic)*
July 9: Martyrdom of the Bab (Baha’i)*
July 11: World Population Day
July 14: International Non-Binary People’s Day
July 18: Nelson Mandela International Day
July 24: Pioneer Day (Church of Jesus Christ of Latter-day Saints)
July 26: National Disability Independence Day (US)

August Diversity and Inclusion Calendar 2025

August Awareness Months: Black Business Month, Intersectionality Awareness Month, National Civility Month

August 1: World Lung Cancer Day
August 1: Lughnasadh (Pagan and Wiccan)*
August 3: Tisha B’Av (Jewish)*
August 7: Purple Heart Day (US)
August 9: Raksha Bandhan (Hindu), International Day of the World’s Indigenous Peoples (UN)
August 16-17: Krishna Janmashtami (Hindu)
August 19: The Transfiguration of Christ (Eastern Orthodox Christian)
August 19: World Humanitarian Day (UN)
August 26: Women’s Equality Day (US)
August 31: International Day of People of African Descent (UN)

Learn more about other religious holidays on our August Interfaith Calendar 2025.

September Diversity Events Calendar 2025

September Awareness and Heritage Months: National Hispanic Heritage Month, National Recovery Month, National Suicide Prevention Awareness Month, World Alzheimer’s Month

September 1: Cherokee National Holiday (US)
September 5: Mawlid al-Nabi (Islamic)*
September 6: Anant Chaturdashi (Hindu)
September 8: International Literacy Day (UN)
September 10: World Suicide Prevention Day
September 11: Patriot Day (US)
September 15: World Afro Day, International Day of Democracy (UN)
September 18: International Equal Pay Day (UN)
September 22: Mabon (Pagan and Wiccan)*, Autumnal Equinox
September 23: International Day of Sign Languages (UN), Celebrate Bisexuality Day
October 23-24: Rosh Hashanah (Jewish)*
September 27: Meskel (Coptic Orthodox Christian)
September 28-October 1: Durga Puja (Hindu)
September 29: World Heart Day

Explore more with our September Interfaith Calendar 2025.

October Equality and Diversity Calendar 2025

October Awareness Months: ADHD Awareness Month, Breast Cancer Awareness Month, Filipino American History Month,  Hindu Heritage Month, LGBT History Month, National Disability Employment Awareness Month

October 2: Yom Kippur (Jewish)*, International Day of Non-Violence
October 6: World Cerebral Palsy Day
October 7-13: Sukkot (Jewish)*
October 8: World Dyslexia Day
October 10: World Inclusion Day, World Mental Health Day
October 11: National Coming Out Day (US)
October 12: World Pneumonia Day
October 13: Indigenous Peoples’ Day (US)
October 15: International Pronouns Day
October 16: World Food Day (UN)
October 31: Samhain (Pagan and Wiccan)*, Halloween, International Overdose Awareness Day

To learn more about other Jewish holidays, visit our Jewish Holy Days and Religious blog.

November Multicultural Calendar 2025

November Awareness and Heritage Months: Movember, National Alzheimer’s Disease Awareness Month, National Family Caregivers Month, National Veterans and Military Families Month, Native American Heritage Month

November 1: All Saints’ Day (Christian)
November 2: Dia de los Muertos, All Souls’ Day (Christian)
November 9: World Freedom Day (US), World Adoption Day
November 11: Veterans Day (US)
November 13: World Kindness Day
November 16: International Day for Tolerance
November 19: International Men’s Day
November 20: Transgender Day of Remembrance
November 25: Day of the Covenant (Baha’i)*
November 27: Thanksgiving, Ascension of Abdu’l-Baha (Baha’i)*

December Diversity Calendar 2025

December Awareness Months: National Impaired Driving Prevention Month, National Safe Toys & Gifts Month, Seasonal Affective Disorder (SAD) Awareness Month, Universal Human Rights Month,

December 1: World AIDS Day
December 2: International Day for the Abolition of Slavery
December 3: International Day of Persons with Disabilities
December 7:  National Pearl Harbor Remembrance Day (US)
December 8: Bodhi Day (Buddhist)
December 18: International Migrants Day
December 20: International Human Solidarity Day
December 21: Yule (Pagan and Wiccan)*, Winter Solstice
December 24: Christmas Eve (Christian)
December 25: Christmas (Christian)
December 26: Boxing Day
December 26–January 1: Kwanzaa (US)
December 26–January 2: Hanukkah (Jewish)*
December 31: New Year’s Eve

We hope you’ve enjoyed our list of DEI events on our Equality and Diversity Calendar! For a comprehensive list of all religious holidays, diversity days, and multicultural days, subscribe to our Diversity Calendar, an essential tool for any organization.