Bertha is a distinctive girls' name in United States, ranking #4921 in 2013 with 28 recorded births. The name reached its all-time peak in 1996 with 130 births ranking #1314. Since 1996, the popularity has decreased by 78.5%. In 2013, approximately 1 in every 62,658 girls born was named Bertha. STABLE Recent data shows the name is currently stable.