Niels Bohr was born in Copenhagen, Denmark, on October 7, 1885, to mother Ellen Adler, a prosperous Jewish banking family, and father Christian Bohr, a noted physiology scholar. By 1911, the young Bohr had earned his master's and PhD in physics from Copenhagen University. Bohr was first confronted with the consequences of Planck's quantum theory of radiation in this study.

Claudia Ledington, a former waitress at Sanders' first business, Sanders Cafe, was one outlet for Sanders' sexual impulses. Claudia and Sanders married in 1949, two years after his divorce from Josephine and after an extended romance. Mrs. Sanders had began assisting the man known simply as "the Colonel," an honorary title he got from the Governor of Kentucky, to create a business that would become a fast-food empire even before they married in 1948. She met Mr. Sanders while working as a server at his first restaurant in Corbin, the Sanders Cafe, in the 1930s.

Calvin Klein, full name Calvin Richard Klein, was born on November 19, 1942, in Bronx, New York, New York, United States. He is an American fashion designer known for his womenswear, menswear, jeans, cosmetics and perfumes, bed and bath linens, and other collections.

ICICI Bank's managing director (MD) and chief executive officer (CEO) is Chanda Kochhar. She was born in Rajasthan on November 17th, 1961. She is well-known for her contribution to the development of retail banking in India.

Sushmita Sen, an Indian actress, model, and Miss Universe 1994 winner, was born on November 19, 1975. It is the first time an Indian has won Miss Universe. At the age of 18, she had already won the Femina Miss India 1994 title. She became Miss Universe and has since performed as an actress in movies.

In Jhansi, Martyr's Day is observed on November 19, the birth anniversary of Rani Lakshmibai, to commemorate the lives lost in the 1857 Rebellion. Rani Lakshmibai, also known as Jhansi ki Rani, was the queen of Jhansi during the 1857 Rebellion. She became a symbol for the liberation movement against the British Raj for Indian nationalists.

Omprakash Valmiki was a Dalit writer and poet from India. Joothan is well-known for his autobiography, which is regarded as a watershed moment in Dalit literature. He was born in the village of Barla in the Uttar Pradesh district of Muzzafarnagar. He lived in Dehradun after retiring from the Government Ordnance Factory, where he died on November 17, 2013, of complications from stomach cancer.

Margaret Eleanor Atwood was born in 1939 in Ottawa, Ontario, Canada. She and her family relocated to Sault Ste. Marie, Canada, in 1945, and to Toronto, Canada, in 1946. She spent part of every year until she was eleven in the northern Ontario wilderness, where her father worked as an entomologist (insect scientist). Her writing was one among the many things she liked doing in her "bush" time, when she wasn't in school. Atwood has garnered over fifty-five accolades, including two Governor General's Awards, the first in 1966 for The Circle Game, her first major collection of poetry, and the second in 1985 for The Handmaid's Tale, which was adapted into a film.

Gene Eliza Tierney was an American film and stage actress who was born on November 19, 1920. She rose to prominence as a leading lady after being praised for her beauty.  Tierney is best known for her role as Laura in the 1944 film Laura, and she was nominated for an Academy Award for Best Actress for her performance as Ellen Berent Harland in Leave Her to Heaven (1945).

On this day in 2006, the stars married within Bracciano, Italy's 15th-century Odescalchi Castle, a ceremony that allegedly cost them more than $3 million. Katie was raised Catholic and began studying Scientology after falling in love with Tom. Suri, their daughter, was born in April 2006, only seven weeks after they met. Katie and Tom married in a Scientologist ceremony at Odescalchi Castle in Italy on November 18, 2006.

Lala Lajpat Rai, also known as "Punjab Kesari," was an Indian independence activist, author, politician, and freedom fighter who played a pivotal role in the Indian Independence movement. He was one of the three members of the Lal Bal Pal triumvirate. On November 17, 1928, the great soul departed for the heavenly abode.

On December 19, 2010, Sachin Tendulkar scored 111 runs against South Africa at Centurion, but India lost the game by an innings and 25 runs.

Owen Wilson is an actor and screenwriter most known for his work with Wes Anderson, with whom he has collaborated on multiple projects. Wilson and Anderson met at the University of Texas and began their careers by co-writing the script for 'Bottle Rocket.' He was born on November 18, 1968, as the middle child of advertising executive Robert Andrew Wilson and photographer Laura Cunningham. He has two brothers, Andrew and Luke, who are also filmmakers. He is of Irish ancestry.

Zeenat Aman is widely regarded as one of India's most influential actresses. Aman, who was born on November 19, 1951 in Bombay, has received numerous awards and nominations throughout her film career, which spans over 80 films. A number of her films have been deemed classics, and Aman has distinguished herself as one of the very few Bollywood actors to have played bold and controversial characters.

Ustad Imrat Khan is a world-renowned surbahar performer, a deep-toned, sitar-like stringed instrument invented by his great-grandfather, Ustad Sahabdad Khan, and Ustad Imdad Khan. The instrument's four-octave range is utilised to play the ultra-strict dhrupad style of Indian classical music. Imrat contributed to pioneer the distinctive gayaki ang approach to Indian instrumental music by forming one of the earliest sitar-and-surbahad duos with his older brother, Vilayat Khan.

Aishwarya Rai Bachchan is one of the most well-known Indian actresses in the world today. And winning the Miss World title on November 19, 1994, in Sun City, South Africa, played a significant role in her becoming a global icon.

Jack Dorsey, born November 19, 1976 in St. Louis, Missouri, United States, is an American Web developer and entrepreneur who cofounded (2006) the online microblogging service Twitter with Evan Williams and Christopher Stone. Dorsey also developed taxi dispatching software as a teenager, which taxicab companies adopted.

Indira Gandhi was born on November 19, 1917, in Allahabad, India, as Indira Priyadarshini Gandhi, née Nehru. She was an Indian politician who served as the country's first female prime minister for three consecutive terms (1966–77) and a fourth term from 1980 until her assassination in 1984.

Alfred Tennyson, a Victorian poet, took over as British Poet Laureate today, succeeding William Wordsworth on November 19, 1850. Leigh Hunt and Elizabeth Barrett Browning were also considered. He served as Nobel Laureate until his death in 1892, the longest tenure of any laureate before or since.