The name Mark is a boy's name of Latin origin meaning "warlike". Mark is ranked #203 on our popularity charts and is often added to lists like Bible Names for Boys and discussed in our forums with posts like "Initials - Twins".
From the experts:
After centuries of lagging behind other apostle names Peter and Paul, Mark suddenly caught on in the early 1950s, reaching Number 6 by 1960. It was in the Top 10 from 1955 to 1970.
Mark Twain was, of course, the pen name taken by Samuel Clemens. Prominent current bearers include actor Mark Ruffalo, Mark Wahlberg (the onetime Marky Mark) and Facebook founder Mark Zuckerberg.