Melanson
A French surname most often understood as a patronymic form linked to the given name Melaine/Mélan, meaning "son of Mélan."
The #7,238 most common surname in the United States (2010 Census) — about 1 in every 67,002 Americans shares it.
Etymology
Melanson is generally explained as a French surname built with the patronymic ending -son, meaning "son of." The first element is usually connected with the old French personal name Melaine, from Latin Melanius, ultimately related to the Greek name Melanion/Melanes and the idea of "dark" or "black." In practice, the surname is best understood as "son of Melaine/Mélan," though the exact personal-name source can vary by family line.
History
The name is especially associated with French Canada and Acadian families, where many surnames of French origin were preserved and spread. It is found in Quebec, New Brunswick, and Louisiana in particular, reflecting historic Acadian migration and resettlement. In English-speaking records it may also appear in slightly altered spellings depending on local pronunciation and clerical spelling.
Origin
Regions
Variant spellings
Fun fact
Melanson and Melançon are often treated as close cousin spellings in Acadian genealogy, but not every family branch necessarily shares the same exact origin line.