Kennadie is a distinctive girls' name in United States, ranking #2626 in 2010 with 69 recorded births. The name reached its all-time peak in 2010 with 69 births ranking #2626. Since 1996, the popularity has increased by 1,050.0%. In 2010, approximately 1 in every 25,758 girls born was named Kennadie. FALLING Recent data shows the name is currently falling.