Calum is a moderately popular boys' name in England & Wales, ranking #361 in 2011 with 115 recorded births. This places Calum in the top 6% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1996 with 614 births ranking #91. Since 1996, the popularity has decreased by 81.3%. In 2011, approximately 1 in every 3,007 boys born was named Calum. FALLING Recent data shows the name is currently falling.