Over the past 110 years, 25 348 girls have been named Leanne. The name Leanne ranks 792th in the United States among the most common names for girls. For the first time more than ten times newborns were named Leanne in 1934. The peak of popularity of the name Leanne 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.