Lamar is a distinctive boys' name in United States, ranking #752 in 2003 with 238 recorded births. The name reached its all-time peak in 2006 with 340 births ranking #671. Since 1996, the popularity has decreased by 19.6%. In 2003, approximately 1 in every 8,299 boys born was named Lamar. FALLING Recent data shows the name is currently falling.