Birthdate: December 9, 1906

Sun Sign: Sagittarius

Birthplace: New York, New York, United States

Died: January 1, 1992

Computer scientist and U.S. Navy rear admiral Grace Hopper was one of the first programmers of the Harvard Mark I computing system. She pioneered the machine-independent programming language technique, and the FLOW-MATIC language used by her was later used to create COBOL. She received a posthumous Presidential Medal of Freedom.