Janneth is a distinctive girls' name in United States, ranking #5676 in 2005 with 22 recorded births. The name reached its all-time peak in 2002 with 24 births ranking #4974. Since 1996, the popularity has increased by 37.5%. In 2005, approximately 1 in every 83,986 girls born was named Janneth. FALLING Recent data shows the name is currently falling.