This is a list of surnames in which the origin is
Cornish.
Cornish is a
Celtic language that was spoken in southwest England in the region around Cornwall.
Argall CornishFrom a place name meaning
"shelter, quiet place" in Cornish.
Couch CornishFrom Cornish
cough "red", indicating the original bearer had red hair.
Glynn Welsh, CornishTopographic name for someone who lived in a valley, from Welsh
glyn and Cornish
glin, or a habitational name from a place named with this word.