Over the past 110 years, 871 884 girls and 776 boys have been named Sandra. The name Sandra ranks 17th in the United States among the most common names for girls. For the first time more than ten times newborns were named Sandra in 1912. The peak of popularity of the name Sandra came in the 1940s and 1950s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.