Over the past 110 years, 48 419 girls have been named Kellie. The name Kellie ranks 533th in the United States among the most common names for girls. For the first time more than ten times newborns were named Kellie in 1951. The peak of popularity of the name Kellie came in the 1960s and 1970s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.