Bertha is a distinctive girls' name in United States, ranking #1855 in 2000 with 92 recorded births. The name reached its all-time peak in 1996 with 130 births ranking #1314. Since 1996, the popularity has decreased by 29.2%. In 2000, approximately 1 in every 19,739 girls born was named Bertha. STABLE Recent data shows the name is currently stable.