Bertha is a distinctive girls' name in United States, ranking #3756 in 2010 with 41 recorded births. The name reached its all-time peak in 1996 with 130 births ranking #1314. Since 1996, the popularity has decreased by 68.5%. In 2010, approximately 1 in every 43,349 girls born was named Bertha. STABLE Recent data shows the name is currently stable.