jan 13, 1944 - Dr. Grace Murray Hopper,

Description:

Rear Admiral Dr. Grace Murray Hopper, worked with Howard Aiken from 1944 and used his machine for gunnery and ballistics calculation for the US Bureau of Ordnance’s Computation project.
Dr. Hopper greatly simplified programming by inventing the “COBOL” language which was the first programming language to use English for variable names and logical operations rather than machine code.