William Craig was born in Nuremberg, Weimar Republic, on November 13, 1918. He graduated from Harvard University with a Ph.D. in 1951. He married Julia Rebecca Dwight Wilson and had four children: Ruth, Walter, Sarah, and Deborah. In 1959, he moved to UC Berkeley. He died on January 13, 2016, at the age of 97.

Craig is particularly remembered in two theorems that bear his name:

• the Craig interpolation theorem, and
• Craig's theorem, also known as Craig's axiomatization theorem or Craig's reaxiomatization theorem.

• American philosophy
• List of American philosophers

• Official Berkeley page
• A conference in honor of William Craig
• Some Publications DBLP
• William Craig at the Mathematics Genealogy Project