Stella Churchill FRCS LRCP (1883–1954), was a British medical psychologist and psychotherapist who specialised in the health of women and children.
She was born Stella Myers on 5 June 1883 in Edgbaston, Birmingham, the daughter of George Myers (b. 1841) and Flora Wertheimer (1851–1921). She was the great granddaughter of Chief Rabbi , and great niece of German philosopher Constantin Brunner. Her brother Walter was an eminent physician and parasitologist, and her sister Violet was a classical singer.
She married British diplomat Sidney Churchill on 31 October 1908 with whom she had a son, George (b. 1910), and a daughter, Ruth Isabella (1912–1998), and from whom she later separated. Her sister Violet married William Algernon Churchill, one of her husband's brothers.
After Edgbaston High School she went to Girton College Cambridge to read Natural Science, graduating in 1905. Following her marriage in 1908 she went on to read medicine at the London School of Medicine for Women. She obtained a Diploma in Public Health in Cambridge in 1921.
After qualifying as a doctor in 1917 she held junior posts at the Hospital for Sick Children, Great Ormond Street, the Victoria Hospital for Children, and the Italian Hospital, before being appointed anaesthetist to the British Red Cross Hospital at Netley in 1918. From 1920-22 she was Assistant Medical Officer for Health for Maternity and Child Welfare at Bermondsey, and from 1922-24 was First Assistant then Deputy Medical Officer for Health for St Pancras.