Dion Family History
Dion Surname Meaning
French: from the ancient Germanic personal name Thiodo derived from theud ‘people’. French: habitational name from any of various places called Dion or Dions all apparently derived from the Gaulish element divon- ‘(sacred) spring’.
Altered form of French Guyon reflecting the specific former French Canadian pronunciation of the initial G- followed by a vowel.
Source: Dictionary of American Family Names 2nd edition, 2022
