Over the past 110 years, 16 593 girls have been named Ruthie. The name Ruthie ranks 993th in the United States among the most common names for girls. For the first time more than ten times newborns were named Ruthie in 1910. The peak of popularity of the name Ruthie came in the 1920s and 1930s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.