Lamar is a distinctive boys' name in United States, ranking #702 in 2010 with 333 recorded births. The name reached its all-time peak in 2006 with 340 births ranking #671. Since 1996, the popularity has increased by 12.5%. In 2010, approximately 1 in every 5,761 boys born was named Lamar. FALLING Recent data shows the name is currently falling.