Jennica is a distinctive girls' name in United States, ranking #4696 in 2008 with 32 recorded births. The name reached its all-time peak in 2003 with 59 births ranking #2687. Since 1996, the popularity has decreased by 30.4%. In 2008, approximately 1 in every 59,085 girls born was named Jennica. FALLING Recent data shows the name is currently falling.