Lamar is a distinctive boys' name in United States, ranking #725 in 2004 with 263 recorded births. The name reached its all-time peak in 2006 with 340 births ranking #671. Since 1996, the popularity has decreased by 11.1%. In 2004, approximately 1 in every 7,547 boys born was named Lamar. FALLING Recent data shows the name is currently falling.