Johnna is a distinctive girls' name in United States, ranking #5364 in 2019 with 24 recorded births. The name reached its all-time peak in 1997 with 157 births ranking #1172. Since 1996, the popularity has decreased by 83.8%. In 2019, approximately 1 in every 69,899 girls born was named Johnna. FALLING Recent data shows the name is currently falling.