Jan is a distinctive girls' name in United States, ranking #14319 in 2002 with 6 recorded births. The name reached its all-time peak in 1996 with 18 births ranking #5377. Since 1996, the popularity has decreased by 66.7%. In 2002, approximately 1 in every 299,470 girls born was named Jan. STABLE Recent data shows the name is currently stable.