Jennica is a distinctive girls' name in United States, ranking #6066 in 2016 with 21 recorded births. The name reached its all-time peak in 2003 with 59 births ranking #2687. Since 1996, the popularity has decreased by 54.3%. In 2016, approximately 1 in every 84,357 girls born was named Jennica. FALLING Recent data shows the name is currently falling.