Last Names

Surnames / D

Delmastro

How common is the last name Delmastro?

About this name

We do not yet have a written origin for Delmastro, so here is what the census records show.

Surname origins are rarely settled, and we would rather say nothing than guess. The sources below are the best places to look, and our guide to how surnames began explains the usual types.

Names nearby in the census

#31,724

Delmastro was the 31,724th most common surname in the 2010 US Census, with 728 people, about 0.2 in every 100,000.

Who carries it

  • White (non-Hispanic)93.5%
  • Hispanic or Latino5.2%
  • Black (non-Hispanic)<0.1%
  • Asian or Pacific Islander<0.1%
  • Two or more races0.7%
  • American Indian or Alaska Native<0.1%

Check the sources

For a name you are serious about, compare the dictionaries: Reaney and Wilson, A Dictionary of English Surnames; Hanks, Dictionary of American Family Names.