Jillianne is a distinctive girls' name in United States, ranking #10218 in 1997 with 8 recorded births. The name reached its all-time peak in 2000 with 23 births ranking #5056. Since 1996, the popularity has decreased by 27.3%. In 1997, approximately 1 in every 217,582 girls born was named Jillianne. STABLE Recent data shows the name is currently stable.