Warren \wa(r)-ren\ as a boy's name is of Old English and Middle English origin, and the meaning of Warren is "watchman; park warden". A warren was originally a game preserve. The word is now used to describe human dwellings that appear like the haphazard tunnels of a rabbit. Also possibly from Norman French "warrene" meaning "stockyard". The name was used in the late 19th century and made famous by President Warren G. Harding. Actor Warren Beatty; American Supreme Court Chief Justice Warren Burger; football player Warren Sapp.