Kyllian is a distinctive boys' name in United States, ranking #5189 in 2015 with 18 recorded births. This places Kyllian in the top 37% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2023 with 39 births ranking #3149. In 2015, approximately 1 in every 106,459 boys born was named Kyllian. FALLING Recent data shows the name is currently falling.