Jennefer is a distinctive girls' name in United States, ranking #7217 in 2002 with 15 recorded births. The name reached its all-time peak in 1997 with 25 births ranking #4278. Since 1996, the popularity has decreased by 37.5%. In 2002, approximately 1 in every 119,788 girls born was named Jennefer. FALLING Recent data shows the name is currently falling.