Johnna is a distinctive girls' name in United States, ranking #6271 in 2021 with 19 recorded births. The name reached its all-time peak in 1997 with 157 births ranking #1172. Since 1996, the popularity has decreased by 87.2%. In 2021, approximately 1 in every 86,301 girls born was named Johnna. FALLING Recent data shows the name is currently falling.