Rika is a distinctive girls' name in United States, ranking #11429 in 2004 with 9 recorded births. The name reached its all-time peak in 1996 with 14 births ranking #6660. Since 1996, the popularity has decreased by 35.7%. In 2004, approximately 1 in every 204,013 girls born was named Rika. FALLING Recent data shows the name is currently falling.