Kennah is a distinctive girls' name in United States, ranking #7975 in 1999 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 1999, approximately 1 in every 147,815 girls born was named Kennah. FALLING Recent data shows the name is currently falling.