Janeth is a distinctive girls' name in United States, ranking #1215 in 2003 with 175 recorded births. The name reached its all-time peak in 2003 with 175 births ranking #1215. Since 1996, the popularity has increased by 78.6%. In 2003, approximately 1 in every 10,440 girls born was named Janeth. FALLING Recent data shows the name is currently falling.