Melland
Melland—This name is the Manx anglicised form of O'Mallon. The pronounciation of this name comes nearer to the way O'Mallon (O'Meallain) was pronounced up to the last decades of the 19th century, i.e., O'Mellan.
Alphabetical Index of Anglicised Surnames in Ireland
See also Woulfe’s Irish Names and Surnames
… and O'Hart's Irish Pedigrees