Jennica is a distinctive girls' name in United States, ranking #6388 in 2017 with 19 recorded births. The name reached its all-time peak in 2003 with 59 births ranking #2687. Since 1996, the popularity has decreased by 58.7%. In 2017, approximately 1 in every 90,836 girls born was named Jennica. FALLING Recent data shows the name is currently falling.