Over the past 110 years, 12 640 boys and 5 girls have been named Gunnar. The name Gunnar ranks 863th in the United States among the most common names for boys. For the first time more than ten times newborns were named Gunnar in 1913. The peak of popularity of the name Gunnar 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.