Caellum is a distinctive boys' name in United States, ranking #7274 in 2008 with 11 recorded births. This places Caellum in the top 50% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 18 births ranking #5093. In 2008, approximately 1 in every 185,450 boys born was named Caellum. RISING Recent data shows the name is currently rising.