Kallum is a distinctive boys' name in United States, ranking #2123 in 2022 with 70 recorded births. This places Kallum in the top 15% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 114 births ranking #1522. In 2022, approximately 1 in every 24,920 boys born was named Kallum. RISING Recent data shows the name is currently rising.