Over the past 110 years, 33 623 girls have been named Willow. The name Willow ranks 664th in the United States among the most common names for girls. For the first time more than ten times newborns were named Willow in 1916. The peak of popularity of the name Willow came in the 2000s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.