Jannet is a distinctive girls' name in United States, ranking #3965 in 2008 with 40 recorded births. The name reached its all-time peak in 2000 with 66 births ranking #2349. Since 1996, the popularity has decreased by 27.3%. In 2008, approximately 1 in every 47,268 girls born was named Jannet. FALLING Recent data shows the name is currently falling.