Jannet is a distinctive girls' name in United States, ranking #2989 in 2002 with 49 recorded births. The name reached its all-time peak in 2000 with 66 births ranking #2349. Since 1996, the popularity has decreased by 10.9%. In 2002, approximately 1 in every 36,670 girls born was named Jannet. FALLING Recent data shows the name is currently falling.