Joannah is a distinctive girls' name in United States, ranking #9820 in 2014 with 11 recorded births. The name reached its all-time peak in 2018 with 15 births ranking #7547. Since 1996, the popularity has increased by 57.1%. In 2014, approximately 1 in every 162,358 girls born was named Joannah. FALLING Recent data shows the name is currently falling.