Genna is a distinctive girls' name in United States, ranking #4778 in 2010 with 30 recorded births. The name reached its all-time peak in 2002 with 92 births ranking #1922. Since 1996, the popularity has decreased by 64.3%. In 2010, approximately 1 in every 59,244 girls born was named Genna. FALLING Recent data shows the name is currently falling.