Willian is a distinctive boys' name in United States, ranking #3315 in 2005 with 31 recorded births. The name reached its all-time peak in 2011 with 38 births ranking #3043. Since 1996, the popularity has increased by 106.7%. In 2005, approximately 1 in every 64,424 boys born was named Willian. STABLE Recent data shows the name is currently stable.