Kellyann is a distinctive girls' name in United States, ranking #5784 in 1999 with 18 recorded births. The name reached its all-time peak in 1998 with 28 births ranking #4083. Since 1996, the popularity has decreased by 25.0%. In 1999, approximately 1 in every 98,543 girls born was named Kellyann. STABLE Recent data shows the name is currently stable.