Demos Family History
Demos Name Meaning
Greek: variant of Dimos . This may also be a shortened (and altered) form of Greek patronymics such as Demopoulos or Dimopoulos . Compare Demo . Dutch (De Mos): variant with the definite article de of Mos possibly a topographic name from mos ‘marsh’. Americanized form of French Dumas . Compare Demoss .
Source: Dictionary of American Family Names 2nd edition, 2022