Murchadh Moireach has written:
'Luach na saorsa'
Murchadh mac Sochlachan died in 936.
Murchadh Ó Madadhan died in 1327.
Urchadh mac Murchadh died in 943.
Cléirchén mac Murchadh died in 908.
Murchadh mac Maenach died in 891.
Murchadh mac Aodha died in 960.
Murchadh an Chapail Ua Flaithbheartaigh died in 1036.
Murchadh Bacagh Ó Cobhthaigh died in 1478.
Morgan is a Welsh name. It was also used as a equivalent of Murchadh (sea battler).
Murchadh Reagh Ó Madadhan died in 1475.
The English surname Murphy is an Anglicization of the Irish name Ó Murchadha, meaning "son of Murchadh". The name Murchadh is itself a word meaning "sea warrior".
Murdock is a Scottish surname spelled Murchadh or Muireach in Scottish Gaelic.