Wilian is a distinctive boys' name in United States, ranking #8042 in 2011 with 10 recorded births. The name reached its all-time peak in 2007 with 10 births ranking #8141. Since 1996, the popularity has increased by 66.7%. In 2011, approximately 1 in every 189,899 boys born was named Wilian. FALLING Recent data shows the name is currently falling.