Janneth is a distinctive girls' name in United States, ranking #11591 in 2011 with 9 recorded births. The name reached its all-time peak in 2002 with 24 births ranking #4974. Since 1996, the popularity has decreased by 43.8%. In 2011, approximately 1 in every 195,423 girls born was named Janneth. FALLING Recent data shows the name is currently falling.