Ileah is a distinctive girls' name in United States, ranking #11623 in 2010 with 9 recorded births. The name reached its all-time peak in 1996 with 13 births ranking #6875. Since 1996, the popularity has decreased by 30.8%. In 2010, approximately 1 in every 197,481 girls born was named Ileah. FALLING Recent data shows the name is currently falling.