This is a list of surnames in which the meaning contains the keyword oat.
Haber German, JewishOccupational name for one who grew or sold oats, derived from Old High German
habaro "oat". As a Jewish surname it is ornamental.
Haberkorn GermanOccupational name for a dealer in oats, derived from Old High German
habaro "oat" and
korn "kernel, grain".