April, the fourth month of the year, is marked by a diverse range of significant national and international observances. These days not only celebrate historical milestones and cultural heritage but also raise awareness about pressing global issues such as health, environment, education, and peace.

Below is a detailed overview of the most important days celebrated in April 2025, followed by a consolidated table for easy reference.

Key Days and Their Significance

April 1 – Odisha Foundation Day

Also known as Utkala Dibasa, this day commemorates the formation of the state of Odisha in 1936. It is a proud celebration of Odia culture, language, and identity.

April 2 –

• World Autism Awareness Day: Promotes understanding and acceptance of individuals with autism and advocates for their rights and inclusion in society.
• International Fact-Checking Day: Encourages critical thinking and fact-checking to combat misinformation.
• National Walking Day: Promotes walking as a simple and effective way to maintain physical and mental health.
• Independent Artist Day: Celebrates creativity and the contributions of independent artists in various fields.

April 4 – International Day for Mine Awareness

Raises awareness about the dangers of landmines and supports efforts to remove them to ensure civilian safety in post-conflict areas.

April 5 – National Maritime Day

Commemorates the first Indian commercial vessel’s voyage in 1919 and honours India’s maritime heritage and seafarers’ contribution to the economy.

April 6 – International Day of Sport for Development and Peace

Highlights the power of sports to bring communities together, promote peace, and support development goals globally.

April 7 – World Health Day

Observed by the WHO, this day focuses on a specific global health theme each year and promotes healthy lifestyles and universal healthcare access.

April 10 –

• World Homeopathy Day: Marks the birth anniversary of Dr. Samuel Hahnemann, the founder of homeopathy, and promotes awareness about alternative medicine.
• Mahavir Jayanti: Celebrates the birth of Lord Mahavira, the 24th Tirthankara of Jainism, emphasizing non-violence and spiritual liberation.
• Siblings Day: A day to cherish the bond between brothers and sisters and appreciate familial relationships.

April 11 –

• National Safe Motherhood Day: Aims to reduce maternal mortality and raise awareness about prenatal and postnatal care.
• National Pet Day: Encourages people to adopt and care for pets and promotes animal welfare.
• World Parkinson’s Day: Spreads awareness about Parkinson’s disease and advocates for improved treatment and support for patients.

April 12 – Hanuman Jayanti

Celebrates the birth of Lord Hanuman, symbolising strength, devotion, and selfless service in Hindu tradition.

April 13 –

• Jallianwala Bagh Massacre Day: A solemn reminder of the 1919 tragedy in Amritsar where hundreds were killed during British colonial rule.
• Baisakhi: A major harvest festival in Punjab and marks the Sikh New Year and the formation of the Khalsa Panth.

April 14 –

• Ambedkar Remembrance Day: Celebrates the life and legacy of Dr. B.R. Ambedkar, a champion of social justice and architect of the Indian Constitution.
• Tamil New Year (Puthandu): Marks the beginning of the Tamil calendar year with festive rituals, family gatherings, and prayers.

April 15 –

• World Art Day: Promotes creativity and artistic expression as vital tools for peace and cultural dialogue.
• McDonald’s Day: Recognizes the establishment and global growth of the McDonald’s food chain.

April 17 – World Hemophilia Day

Raises awareness about hemophilia and other bleeding disorders, and calls for improved treatment, diagnosis, and support.

April 18 –

• World Heritage Day (International Day for Monuments and Sites): Celebrates cultural heritage and the importance of preserving historical monuments.
• Good Friday: A Christian religious observance commemorating the crucifixion of Jesus Christ.
• Adult Autism Awareness Day: Focuses on the needs and experiences of autistic adults, often overlooked in mainstream awareness efforts.

April 19 –

• World Liver Day: Spreads knowledge about liver health and the importance of early detection of liver diseases.
• Husband Appreciation Day: A fun, informal occasion to appreciate and celebrate one’s partner.

April 20 – Easter Sunday

A major Christian festival that celebrates the resurrection of Jesus Christ and signifies renewal and hope.

April 21 –

• National Civil Services Day: Acknowledges the contributions of civil servants in the governance and development of India.
• Secretaries Day (Administrative Professionals Day): Recognizes the work of administrative professionals in maintaining organisational efficiency.

April 22 – Earth Day

One of the largest global environmental observances promoting sustainability, eco-consciousness, and climate action.

April 23 –

• World Book and Copyright Day: Promotes reading, publishing, and copyright protection for intellectual property.
• National Lover’s Day: A lighthearted day to celebrate love and romantic relationships.
• Shakespeare Day: Marks the birth and death of William Shakespeare and honours his literary contributions.
• World Table Tennis Day: Encourages global participation in table tennis as a unifying sport.

April 24 –

• National Panchayati Raj Day: Marks the enactment of the 73rd Constitutional Amendment and celebrates grassroots democracy in India.
• Sachin Tendulkar’s Birthday: Fans celebrate the cricket legend and his contribution to Indian sports.

April 25 –

• World Malaria Day: Highlights global efforts to control and eventually eradicate malaria.
• World Penguin Day: Raises awareness about the conservation of penguin species and their habitats.

April 26 –

• World Intellectual Property Day: Emphasizes the role of innovation and IP rights in fostering creativity.
• National AI Day: Promotes dialogue and understanding of artificial intelligence and its impact on society.
• World Veterinary Day: Honours the work of veterinarians in animal and public health.
• World Healing Day: Encourages practices that support healing and well-being—spiritual, physical, and emotional.

April 27 – World Design Day

Celebrates the value of design in improving everyday life, shaping society, and solving problems.

April 28 –

• World Day for Safety and Health at Work: Promotes safe and healthy working environments globally.
• National Superhero Day: Pays tribute to real-life and fictional heroes who inspire, protect, and serve.

April 29 – International Dance Day

A global celebration of dance as an art form that transcends cultural, social, and national boundaries.

April 30 –

• Ayushman Bharat Diwas: Celebrates India’s flagship healthcare scheme aimed at providing health coverage to the underserved.
• International Jazz Day: Highlights the power of jazz music to unite people, promote peace, and encourage dialogue.

Summary Table of April 2025 Important Days