Bertha Pappenheim, Austrian-German activist and author (died 1936)

Bertha Pappenheim was an Austrian-Jewish feminist, a social pioneer, and the founder of the Jewish Women's Association. Under the pseudonym Anna O., she was also one of Josef Breuer's best-documented patients because of Sigmund Freud's writings on Breuer's treatment of her.

February 27 is the 58th day of the year in the Gregorian calendar; 307 days remain until the end of the year.