Jennilee is a distinctive girls' name in United States, ranking #10251 in 2004 with 10 recorded births. The name reached its all-time peak in 1997 with 15 births ranking #6307. Since 1996, the popularity has increased by 66.7%. In 2004, approximately 1 in every 183,612 girls born was named Jennilee. FALLING Recent data shows the name is currently falling.