Over the past 110 years, 805 boys and 985 220 girls have been named Nancy. The name Nancy ranks 2808th in the United States among the most common names for boys. For the first time more than ten times newborns were named Nancy in 1932. The peak of popularity of the name Nancy came in the 1930s and 1940s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.