Pilar is a distinctive girls' name in United States, ranking #2353 in 2012 with 80 recorded births. The name reached its all-time peak in 2005 with 137 births ranking #1518. Since 1996, the popularity has increased by 15.9%. In 2012, approximately 1 in every 22,009 girls born was named Pilar. STABLE Recent data shows the name is currently stable.