Over the past 110 years, 29 072 boys and 219 girls have been named Lamar. The name Lamar ranks 596th in the United States among the most common names for boys. For the first time more than ten times newborns were named Lamar in 1910. The peak of popularity of the name Lamar came in the 1970s and 1980s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.