Bertha is a distinctive girls' name in United States, ranking #2865 in 2007 with 63 recorded births. The name reached its all-time peak in 1996 with 130 births ranking #1314. Since 1996, the popularity has decreased by 51.5%. In 2007, approximately 1 in every 30,515 girls born was named Bertha. STABLE Recent data shows the name is currently stable.