Calum is a moderately popular boys' name in England & Wales, ranking #156 in 2001 with 240 recorded births. The name reached its all-time peak in 1996 with 614 births ranking #91. Since 1996, the popularity has decreased by 60.9%. In 2001, approximately 1 in every 1,199 boys born was named Calum. FALLING Recent data shows the name is currently falling.