Morrissey Family History
Morrissey Name Meaning
Irish: Americanized form of Ó Muirgheasa ‘descendant of Muirgheas’, a personal name apparently derived from muir ‘sea’ + geas ‘taboo’, ‘prohibition’. However, according to MacLysaght, this surname is also derived from the Norman name de Marisco.
Source: Dictionary of American Family Names ©2013, Oxford University Press