Pilar is a distinctive girls' name in United States, ranking #2014 in 2006 with 99 recorded births. The name reached its all-time peak in 2005 with 137 births ranking #1518. Since 1996, the popularity has increased by 43.5%. In 2006, approximately 1 in every 19,203 girls born was named Pilar. STABLE Recent data shows the name is currently stable.