Lucan is a distinctive boys' name in United States, ranking #9441 in 1999 with 6 recorded births. This places Lucan in the bottom 19% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 27 births ranking #3857. In 1999, approximately 1 in every 320,015 boys born was named Lucan. RISING Recent data shows the name is currently rising.