Jonica is a distinctive girls' name in United States, ranking #13144 in 2008 with 8 recorded births. The name reached its all-time peak in 1997 with 15 births ranking #6315. Since 1996, the popularity has decreased by 42.9%. In 2008, approximately 1 in every 236,340 girls born was named Jonica. FALLING Recent data shows the name is currently falling.