Coss Family History
Coss Surname Meaning
Irish (Laois): shortened Anglicized form of Mac Coise probably ‘son of the footman’. See McCosh.
English: perhaps from Middle English cos(s) ‘kiss’ or related to cosser ‘horse dealer’. Altered form of German Koss.
Americanized form of Polish, Slovenian, or other Slavic Kos ‘blackbird’. This is also an Italianized form of the Slovenian name.
Compare Cos.
Source: Dictionary of American Family Names 2nd edition, 2022
