Coss Family History
Coss Name 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