Joannah is a distinctive girls' name in United States, ranking #8642 in 2009 with 14 recorded births. The name reached its all-time peak in 2018 with 15 births ranking #7547. Since 1996, the popularity has increased by 100.0%. In 2009, approximately 1 in every 131,205 girls born was named Joannah. FALLING Recent data shows the name is currently falling.