- 1896 – David Wechsler, Romanian-American psychologist and author (d. 1981).
- 1914 – Mieko Kamiya, Japanese psychiatrist and psychologist (d. 1979).
- 1941 – Fiona Caldicott, English psychiatrist and psychotherapist (d. 2021).
David Wechsler (12 January 1896 to 02 May 1981) was a Romanian-American psychologist. He developed well-known intelligence scales, such as the Wechsler Adult Intelligence Scale (WAIS) and the Wechsler Intelligence Scale for Children (WISC). A Review of General Psychology survey, published in 2002, ranked Wechsler as the 51st most cited psychologist of the 20th century.
Mieko Kamiya (神谷 美恵子, Kamiya Mieko, 12 January 1914 to 22 October 1979) was a Japanese psychiatrist who treated leprosy patients at Nagashima Aiseien Sanatorium. She was known for translating books on philosophy. She worked as a medical doctor in the Department of Psychiatry at Tokyo University following World War II. She was said to have greatly helped the Ministry of Education and the General Headquarters, where the Supreme Commander of the Allied Powers stayed, in her role as an English-speaking secretary, and served as an adviser to Empress Michiko. She wrote many books as a highly educated, multi-lingual person; one of her books, titled On the Meaning of Life (Ikigai Ni Tsuite in Japanese), based on her experiences with leprosy patients, attracted many readers.
Dame Fiona Caldicott, DBE, FMedSci, FRCP, FRCPI, FRCPsych, FRCGP (née Soesan; 12 January 1941 to 15 February 2021) was a British psychiatrist and psychotherapist who also served as Principal of Somerville College, Oxford She was the National Data Guardian for Health and Social Care in England until her death.