Terry Fox was a popular cancer research activist and humanitarian. Despite suffering from cancer and having lost one of his legs to cancer, he embarked on a cross-country run to raise money for cancer research. Although he died at the age of 22, his efforts resulted in a worldwide legacy and gave rise to the annual Terry Fox Run.

Nick Carter is an American singer, musician, and actor. Best known for his association with the popular vocal group the Backstreet Boys, Carter achieved popularity as a teen idol throughout the mid and late-1990s. Also known for his charity work, Nick Carter has been playing an important role in raising awareness about the environment and its oceans.

Kristin Davis is an American actress best known for portraying Charlotte in the popular comedy-drama TV series Sex and the City. Also renowned for her philanthropic work, she has campaigned in support of Oxfam's work as the confederation's global ambassador since 2004. As part of her philanthropic work, Kristin Davis has traveled to places like South Africa, Haiti, and Mozambique.

John Lennon’s son Julian Lennon, who spent his childhood in oblivion, inspired Beatles tracks such as Lucy in the Sky with Diamonds. He has dabbled in photography, won a Grammy for his album Valotte, written a best-selling trilogy, produced documentaries, and founded a charity for environmental and humanitarian causes.

Activist, philosopher, academic and author, Angela Davis is a founding member of the Committees of Correspondence for Democracy and Socialism (CCDS). She has worked in the areas of feminism, class, race and the US prison system. She has also received criticism for supporting the erstwhile Soviet Union and has been accused of supporting political violence.

Rachel Carson was a conservationist, marine biologist, and author. She is credited with authoring an influential book titled Silent Spring, which played a significant role in advancing the global environmental movement. Carson is also remembered for her book, The Sea Around Us, which earned her a U.S. National Book Award. She was posthumously honored with the Presidential Medal of Freedom.

Mary Seacole was a British-Jamaican nurse, businesswoman, and healer. She played a major role during the Crimean War, providing aid for wounded servicemen and nursing them back to health. In 1991, Seacole was posthumously honored with the Jamaican Order of Merit. In 2004, she was named the greatest black Briton for her contribution during the war.

Richard Marx is an American musician, singer, songwriter, and record producer. In 1987, his self-titled debut album was certified triple-platinum, following which he went on to work on several chart-busting hits. As a songwriter, Marx worked on Luther Vandross' Dance with My Father, which earned him the Grammy Award for Song of the Year in 2004.

Queen Rania of Jordan is the current queen consort of Jordan. Since her marriage to Abdullah II of Jordan, Rania has focused on improving education and health in Jordan. In 2005, Queen Rania joined hands with the Ministry of Education to launch the Queen Rania Award for Excellence in Education, an annual teachers’ award.

Serving as the Cuban prime minister from 1959 to 1976 and as president from 1976 to 2008, Fidel Castro was one of the most prominent Cuban leaders in the history. As the longest-reigning non-royal head of the 20th and 21st centuries, Castro was responsible for making Cuba a communist state.

Dorothy Day was an American social activist, journalist, and anarchist. She is best remembered for co-founding the Catholic Worker Movement along with French activist Peter Maurin. She also co-founded a newspaper called Catholic Worker and served as its editor between 1933 and 1980. In 2001, Dorothy Day was made an inductee of the National Women's Hall of Fame.

Mary McLeod Bethune was an American civil rights activist, educator, womanist, humanitarian, and philanthropist. She is credited with founding the National Council of Negro Women. Bethune also played a key role in the creation of the Black Cabinet while serving as an adviser to Franklin Roosevelt. In 1973, Bethune was made an indutee of the National Women's Hall of Fame.

Milos Raonic is a professional tennis player who became world No. 3, his career-high singles ranking, in 2016. One of the most accomplished Canadian singles male players in the history of tennis, Milos Raonic is the first Canadian man to reach the Wimbledon final, the French Open quarterfinals as well as the Australian Open semifinals in the Open Era.

A pioneering female lawyer, Gloria Allred is known for fighting cases involving violation of women’s rights and has turned into an icon for women and people from minority communities. A civil rights advocate, too, she has also been a TV and radio commentator and host.

Nicholas Winton was a British humanitarian and banker best remembered for founding an organization to save children at risk from Czechoslovakia. He is credited with overseeing the rescue of 669 children from Czechoslovakia just before the commencement of the Second World War. This rescue mission came to be known as the Czech Kindertransport.

Abdul Sattar Edhi was a Pakistani ascetic, philanthropist, and humanitarian. He is credited with founding the Edhi Foundation, which operates a volunteer ambulance network as well as several animal shelters, orphanages, homeless shelters, and rehabilitation centres across Pakistan. He was often nominated for the Nobel Peace Prize during his lifetime.

Vlade Divac is a Serbian former basketball player and one of only seven players in the history of NBA to record 13,000 points, 3,000 assists, 9,000 rebounds, and 1,500 blocked shots. In 2010, he was made an inductee of the FIBA Hall of Fame. In 2019, Vlade Divac was inducted into the Naismith Memorial Basketball Hall of Fame.

Chiranjeevi is an Indian actor best known for his work in the Telugu film industry. In an illustrious career spanning more than four decades, Chiranjeevi has received many prestigious awards for his contribution to Indian cinema. In 2006, he was honored with India's third-highest civilian award, the Padma Bhushan. He is often considered one of the biggest stars in India.

Nancy Ajram is a Lebanese singer and businesswoman. She began performing as a child and was just 15 when she released her debut album. As a young woman, she became known as a sex symbol. She has sold millions of records worldwide and is one of the best-selling Middle Eastern music artists. She has numerous accolades to her name.

Edith Cavell was a British nurse best remembered for saving the lives of many soldiers from both camps without discrimination. She helped nearly 200 Allied soldiers escape from Belgium during World War I. Her decision to help both German and Allied soldiers without discrimination landed her in trouble; Edith Cavell was accused of treason and sentenced to death.

George Berkeley was an Anglo-Irish philosopher who is credited with popularizing a theory called immaterialism, which claims that material substance like tables and chairs can't exist without being perceived by the mind. Berkeley influenced several philosophers like David Hume. Also remembered for his humanitarian work, George Berkeley worked towards creating homes for abandoned children in London.

John Newton was an English Anglican cleric. As a young man, he was forcefully recruited into the navy and worked on slave ships in the slave trade for several years. He later converted to Christianity, following which he denounced slavery and became an abolitionist. He was then ordained as a Church of England cleric. 

Catholic bishop Fulton J. Sheen was also a prominent radio and TV personality. Known for his stint on the NBC radio show The Catholic Hour, he also hosted the popular TV programs Life Is Worth Living and The Bishop Fulton Sheen Show. He also wrote extensively on communism, love, and peace.

Mary Edwards Walker, or Dr. Mary Walker, was the only female surgeon who served injured soldiers during the American Civil War. A dress reform supporter, she believed women should value comfort more than tradition when it came to clothes. She was also the first and only Medal of Honor winner.

Paul Farmer was a medical anthropologist and physician, who was a co-founder of Partners In Health (PIH), an international non-profit organization. He was a proponent of liberation theology and wrote extensively on health and human rights. 

German designer Jil Sander had been a fashion editor for Petra before she launched her own boutique. She is known for her signature minimalist aesthetic and her association with Prada, which had acquired 75% shares of her company. She later collaborated with Fast Retailing to design for Uniqlo.

Remembered as the founder of the British colony of Georgia in the US, James Oglethorpe was a renowned British soldier, MP, and social reformer. Educated at Oxford, he initially fought for the Austrian army against the Turks. As an MP, he brought in prison reforms. He was also the governor of Georgia.

Apart from being a successful botanist, Marie Stopes was also a popular activist, known for her contribution to the feminist cause. A leading supporter of birth control, she established the UK’s first clinic for family planning. She was also known for her books Married Love and Wise Parenthood.

Born Elea, Albert Namatjira was rechristened after converting to Christianity. The Australian aboriginal painter, known for his watercolor paintings, couldn’t build a house in Alice Springs because of his aboriginal origin, leading to public outrage, which eventually led the government to make him and his wife full citizens.

Born to Australian-born Chinese parents in Shanghai, cardiac surgeon Victor Chang grew up in Hong Kong, Myanmar, and Sichuan, in the aftermath of the Second Sino-Japanese War. His mother’s death from breast cancer made him study medicine. The pioneer of heart transplantation, Chang was killed in an extortion attempt.