What does Barnabas mean?
Greek form of an Aramaic name. Biblical: Saint Barnabas was a first-century missionary companion of Paul and uncle of the gospeler Mark. Barnaby is used more often now in Britain. One of Charles Dickens' lesser-known novels is named "Barnaby Rudge". The name is used from time to time among literary parents.
How popular is Barnabas?
Barnabas is a rare first name for men but a somewhat popular surname for both adults and children (#143847 out of 150436, Top 96%). (2000 U.S. Census)
Barney is the only prominent alternative form of Barnabas (not ranked) listed in the Top 1000. This form of Barnabas was at the apex of its popularity during 1880-1889 (#221) and is now significantly less widespread, with Barney becoming less trendy. Shown below is a comparison of the popularity of Barnabas and corresponding names. (2014 Birth Statistics)