Mcconn Family History
Mcconn Surname Meaning
Irish (northern): Anglicized form of Gaelic Mac Mhíolchon ‘son of Míolchú’ a personal name meaning ‘hare-hound’ from míol ‘hare’ + cú ‘hound’ genitive con.
An earlier Anglicized form of the full name was McIlchon.
It may now also be shortened to Conn.
Source: Dictionary of American Family Names 2nd edition, 2022
