Over the past 110 years, 1 109 542 girls and 795 boys have been named Susan. The name Susan ranks 8th in the United States among the most common names for girls. For the first time more than ten times newborns were named Susan in 1910. The peak of popularity of the name Susan came in the 1950s and 1960s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.