World Cancer Day is an international day marked on February 4 to raise awareness of cancer and to encourage its prevention, detection, and treatment. World Cancer Day was founded by the Union for International Cancer Control (UICC) to support the goals of the World Cancer Declaration, written in 2008. The primary goal of the World Cancer Day is to significantly reduce illness and death caused by cancer by 2020.

World Cancer Day targets misinformation, raises awareness and reduces stigma. Multiple initiatives run on World Cancer Day to show support for those affected by cancer. One of these movements is #NoHairSelfie, a global movement to have "hairticipants" shave their heads either physically or virtually to show a symbol of courage for those undergoing cancer treatment.[4] Images of participants are then shared over social media. Local events also take place.

World Scout Day is celebrated on 22 February, the birthday of Robert Baden-Powell, 1st Baron Baden-Powell (born in 1857), the founder of Scouting, and coincidentally also of his wife Olave Baden-Powell.

International Mother Language Day is observed on February 21st every year to promote linguistic and cultural diversity and to recognize the importance of mother tongues.

Social Equality Justice day is a day recognizing the need to promote efforts to tackle issues such as poverty, exclusion and unemployment. Many organizations, including the UN and the International Labour Office, make statements on the importance of social justice for people. Many organizations also present plans for greater social justice by tackling poverty, social and economic exclusion and unemployment. The United Nations General Assembly has decided to observe 20 February annually, approved on 26 November 2007 and starting in 2009, as the World Day of Social Justice.

As recognized by the World Summit, social development aims at social justice, solidarity, harmony and equality within and among countries and social justice, equality and equity constitute the fundamental values of all societies. To achieve “a society for all” governments made a commitment to the creation of a framework for action to promote social justice at national, regional and international levels. They also pledged to promote the equitable distribution of income and greater access to resources through equity and equality and opportunity for all. The governments recognized as well that economic growth should promote equity and social justice and that “a society for all” must be based on social justice and respect for all human rights and fundamental freedoms.Social justice is an underlying principle for peaceful and prosperous coexistence within and among nations. We uphold the principles of social justice when we promote gender equality or the rights of indigenous peoples and migrants. We advance social justice when we remove barriers that people face because of gender, age, race, ethnicity, religion, culture or disability.

Central Excise Day in India celebrated on 24th February.

National Science Day in India celebrated on February 28

World Marriage Day is an observance sponsored by American organization Worldwide Marriage Encounter, associated with the Catholic Marriage Encounter movement and observed on second Sunday of February each year.

Its purpose is declared to be: "World Marriage Day honors husband and wife as the foundation of the family, the basic unit of society. It salutes the beauty of their faithfulness, sacrifice and joy in daily married life."

National Science Day is celebrated on February 28th every year to commemorate the discovery of Raman Effect by the Indian physicist Sir Chandrasekhara Venkata Raman on the same day in 1928.

World Radio Day is an observance day held annually on 13 February. World Radio Day is about celebrating radio, why we love it and why we need it today more than ever. A day to remember the unique power of radio to touch lives and bring people together across every corner of the globe. It was proclaimed on 3 November 2011 by UNESCO's 36th General Conference after originally proposed by the Kingdom of Spain.

The World Day of the Sick is a feast day of the Roman Catholic Church which was instituted on May 13, 1992 by Pope John Paul II. Beginning on February 11, 1993, it is celebrated every year on the commemoration of Our Lady of Lourdes, for all believers seeks to be "a special time of prayer and sharing, of offering one's suffering".