Genna is a distinctive girls' name in United States, ranking #4045 in 2009 with 38 recorded births. The name reached its all-time peak in 2002 with 92 births ranking #1922. Since 1996, the popularity has decreased by 54.8%. In 2009, approximately 1 in every 48,339 girls born was named Genna. FALLING Recent data shows the name is currently falling.