List of Famous people named Henrietta

Henrietta Lacks was an African-American woman whose cancer cells are the source of the HeLa cell line, the first immortalized human cell line and one of the most important cell lines in medical research. An immortalized cell line reproduces indefinitely under specific conditions, and the HeLa cell line continues to be a source of invaluable medical data to the present day.

Henrietta Augusta Dugdale, née Worrell was a pioneer Australian who initiated the first female suffrage society in Australia. Non-conformist, provocative and quick-witted, her campaigning resulted in breakthroughs for women's rights in Australia.

Henrietta Cuttino Dozier (1872–1947) was an American architect in Atlanta, Georgia and Jacksonville, Florida. She is considered the first female architect in the state of Georgia and was the first woman in the Southern United States to receive formal architectural training from a national school of architecture. She designed churches, schools, government buildings, apartments and houses.

Henrietta Longstreet Boggs was an American author, journalist, and activist. She served as First Lady of Costa Rica from 1948 to 1949 in the years immediately following the Costa Rican Civil War. She turned 100 in May 2018.

Henrietta Swan Leavitt was an American astronomer. A graduate of Radcliffe College, she worked at the Harvard College Observatory as a "computer", tasked with examining photographic plates in order to measure and catalog the brightness of stars. This work led her to discover the relation between the luminosity and the period of Cepheid variables. Leavitt's discovery provided astronomers with the first "standard candle" with which to measure the distance to faraway galaxies.

Henrietta Butler, Viscountess Galmoye, previously Henrietta Waldegrave, Baroness Waldegrave, was an illegitimate daughter of James Stuart, Duke of York, subsequently King of England, Scotland and Ireland, by his mistress, Arabella Churchill. Upon marrying she became Lady Waldegrave, and then with her second marriage Viscountess Galmoye, as well as Countess of Newcastle.

Henrietta Ponsonby, Countess of Bessborough, born Lady Henrietta Frances Spencer, was the wife of Frederick Ponsonby, 3rd Earl of Bessborough; the couple were the parents of Lady Caroline Lamb. Her father, John Spencer, 1st Earl Spencer, was a great-grandson of John Churchill, 1st Duke of Marlborough. Her sister was Georgiana Cavendish, Duchess of Devonshire.

Henrietta Godolphin, 2nd Duchess of Marlborough was the daughter of John Churchill, 1st Duke of Marlborough, general of the army, and Sarah Jennings, Duchess of Marlborough, close friend and business manager of Queen Anne.