Kathleen Antonelli

Kathleen Antonelli
Kay McNulty in her high school graduation portrait, 1938
Born	(1921-02-12)February 12, 1921 County Donegal, Ireland
Died	April 20, 2006(2006-04-20) (aged 85) Wyndmoor, Pennsylvania, US
Nationality	Ireland United States
Alma mater	Chestnut Hill College
Known for	One of 6 original programmers of the ENIAC
Spouses	John Mauchly ​ (m. 1948⁠–⁠1980)​ Severo Antonelli ​ ​ (m. 1985⁠–⁠1996)​
Scientific career
Fields	Mathematics, Computer Science
Institutions	Moore School of Electrical Engineering, University of Pennsylvania Aberdeen Proving Ground

Kathleen Rita Antonelli (née McNulty; formerly Mauchly; 12 February 1921 – 20 April 2006), known as Kay McNulty, was an Irish computer programmer and one of the six original programmers of the ENIAC, one of the first general-purpose electronic digital computers. The other five ENIAC programmers were Betty Holberton, Ruth Teitelbaum, Frances Spence, Marlyn Meltzer, and Jean Bartik.