What was the most popular name for girls born in the U.S. in the 1940s?
Throughout the 1940s, some 640,050 American baby girls — or about 1 in every 25 girls born that decade — were given the name Mary. After Mary, the most popular girls' names were Linda, Barbara, Patricia, and Carol. For boys, the top five names were James, Robert, John, William, and Richard.
Source: Social Security Administration