Calum is a moderately popular boys' name in England & Wales, ranking #138 in 2000 with 273 recorded births. The name reached its all-time peak in 1996 with 614 births ranking #91. Since 1996, the popularity has decreased by 55.5%. In 2000, approximately 1 in every 1,074 boys born was named Calum. FALLING Recent data shows the name is currently falling.