Lliam is a distinctive boys' name in United States, ranking #4246 in 2015 with 24 recorded births. This places Lliam in the top 30% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2013 with 41 births ranking #2826. In 2015, approximately 1 in every 79,844 boys born was named Lliam. FALLING Recent data shows the name is currently falling.