Calum is a moderately popular boys' name in England & Wales, ranking #145 in 2007 with 371 recorded births. The name reached its all-time peak in 1996 with 614 births ranking #91. Since 1996, the popularity has decreased by 39.6%. In 2007, approximately 1 in every 893 boys born was named Calum. FALLING Recent data shows the name is currently falling.