Kennah is a distinctive girls' name in United States, ranking #9233 in 2015 with 12 recorded births. The name reached its all-time peak in 2007 with 26 births ranking #5459. Since 1996, the popularity has increased by 140.0%. In 2015, approximately 1 in every 148,721 girls born was named Kennah. FALLING Recent data shows the name is currently falling.