Marcum is of Latin origin, derived from the Roman family name Marcus. It was popularized during the Middle Ages and is now associated with several notable figures throughout history. The name Marcum is often recognized as an alternate spelling of Marc or Marco, which have been widely used across different cultures and eras.
The name Marcum experienced brief popularity with five births each in 1964 and 1970-1971, but it faded by 1984 with only five births recorded that year, totaling twenty births overall.