1. English: habitational name from Newbourn in Suffolk or Newburn in Tyne and Wear (formerly part of Northumberland), both named with Old English nīwe ‘new’ + burna ‘stream’, perhaps denoting a stream that had changed its course.
2. Possibly an Americanized form of German Neugebo(h)ren, Neugeborn (a nickname meaning ‘newborn’).
See the Key to the Dictionary or consult the General Introduction for further explanation.