List of Famous people born on September 23rd

James Alexander Stewart-Mackenzie, was a Scottish politician and British colonial administrator.

Ismania Catherine FitzRoy, Baroness Southampton was an Irish aristocrat, the wife of Charles FitzRoy, 3rd Baron Southampton. She served as Lady of the Bedchamber to Queen Victoria.

John Boyd Orr, 1st Baron Boyd-Orr,, styled Sir John Boyd Orr from 1935 to 1949, was a Scottish teacher, medical doctor, biologist, nutritional physiologist, politician, businessman and farmer who was awarded the Nobel Peace Prize for his scientific research into nutrition and his work as the first Director-General of the United Nations Food and Agriculture Organization (FAO).

Baroness Bethsabée de Rothschild was a philanthropist, a patron of dance, and member of the Rothschild banking family.

Henri Charles Louis Boniface, marquis de Castellane was a French politician and nobleman.

James Arthur Wellington Foley Butler, 4th Marquess of Ormonde was the son of John Butler, 2nd Marquess of Ormonde and Frances Jane Paget. At the time of his birth, he was the third son of Lord and Lady Ormonde, and was christened James Arthur Wellington Foley Butler.