Over the past 110 years, 25 291 boys and 10 031 girls have been named Merle. The name Merle ranks 646th in the United States among the most common names for boys. For the first time more than ten times newborns were named Merle in 1910. The peak of popularity of the name Merle came in the 1910s and 1920s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.